Company patents

PHC HOLDINGS CORPORATION

PHC HOLDINGS CORPORATION's patent strategy reveals a surprising emerging focus on Genetic & Microbiological Assays, with a remarkable 300.0% year-over-year growth in 2026 (albeit with partial data so far in 2026), contrasting with a shifting priority away from Pharmacy Containers / Devices, which saw a -100.0% decline in 2026, and Drug Delivery Devices, which also experienced a -100.0% decline in 2025.

Patent Trend by Technology Area

Yearly patent publications since 2023

Product themes

Product-level themes inferred from filings since 2023, with category chips showing where each theme appears. Select a theme to filter the patents below.

127 US filings (since 2023) · 12 categories · 28 themes

Advanced Biomarker Detection Assays

Methods and compositions for identifying, quantifying, or characterizing specific biological molecules (e.g., nucleic acids, proteins, metabolites, antibodies) or microbial species, often for diagnostic, prognostic, or quality control applications.

Material & Chemical Analysis
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23since 2023
-66.7%YoY
Automated Bioreactor Control

Systems and methods for automated monitoring and dynamic adjustment of environmental parameters (e.g., pH, temperature, oxygen, nutrients) and fluid handling within bioreactors to optimize cell/tissue growth or product synthesis.

Bioreactors / Cell Culture Apparatus
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15since 2023
0.0%YoY
Specialized Container Forming & Dispensing

Methods and apparatuses for creating unique package structures, such as recesses in specific materials, blister packages, or single-dose units, and for controlled dispensing of products from storage into these containers.

Packaging Machines
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13since 2023
-40.0%YoY
Automated Drug Dispensing

Devices or systems designed to precisely measure and deliver specific doses of medication, often incorporating automated mechanisms, dose-limiting features, or hands-free operation.

Pharmacy Containers / Devices
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12since 2023
+100.0%YoY
3D Cell & Organoid Culture

Techniques and apparatus for cultivating cells in three-dimensional structures, including organoids, tissue models, and scaffolds, often involving microfluidics, specialized matrices, or mechanical stimulation to mimic in vivo conditions.

Bioreactors / Cell Culture Apparatus
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11since 2023
+100.0%YoY
Refrigeration Cycle Components

Specific heat exchanger designs and auxiliary components tailored for integration into refrigeration, air conditioning, or heat pump systems, often involving gas-liquid separation or rotary mechanisms.

Heat Exchangers (Specific Types)
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9since 2023
+33.3%YoY
Integrated Molecular Diagnostic Systems

Self-contained or modular devices designed to automate and integrate multiple steps of molecular diagnostic assays, from sample preparation to result interpretation, often for point-of-care or high-throughput applications.

Genetic & Microbiological AssaysLaboratory Apparatus
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9since 2023
-75.0%YoY
Refrigerant Circuit Optimization

Design and control strategies for improving the efficiency, stability, and operational flexibility of refrigerant circuits, including component integration, flow management, phase separation, and pressure regulation.

Refrigeration
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8since 2023
+400.0%YoY
Refrigerator Door Design

Innovations in the mechanical design, aesthetic features, and integrated functionalities of refrigerator doors, including hinges, handles, internal wiring, and lighting.

Refrigerators & Cold Storage
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8since 2023
+200.0%YoY
Smart Medication Management

Systems that integrate digital technology, sensors, or connectivity to monitor, track, or automate aspects of medication administration, often providing data feedback, personalized recommendations, or secure logging.

Healthcare InformaticsPharmacy Containers / Devices
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7since 2023
0.0%YoY
Portable Cold Storage

Self-contained or portable units designed for maintaining specific temperatures for food, beverages, or sensitive items during transport, often incorporating active cooling or smart monitoring features.

Refrigerators & Cold Storage
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6since 2023
0.0%YoY
Automated Injector Mechanisms

Mechanical or electromechanical systems designed for precise, often self-administered, delivery of medicaments, including features for dose setting, needle insertion/retraction, and safety mechanisms to prevent premature activation.

Drug Delivery Devices
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6since 2023
+100.0%YoY
Alternative Refrigeration Technologies

Non-traditional refrigeration and heat pump systems that utilize principles other than vapor compression, such as magnetocaloric effects, thermoelectric effects, absorption cycles, or thermochemical reactions.

Refrigeration
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5since 2023
new
Automated Liquid Handling

Systems and components designed for precise, automated manipulation, transfer, and dispensing of liquid samples and reagents, often involving pipettes, robotic arms, and specialized sample containers.

Laboratory Apparatus
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5since 2023
-66.7%YoY
Advanced Insulation Materials

Use of specialized materials and structures, such as vacuum insulation panels or phase change materials, to improve thermal efficiency and maintain stable temperatures within refrigeration appliances.

Refrigerators & Cold Storage
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4since 2023
0.0%YoY
Drug Preparation Aids

Devices that assist in the physical modification or mixing of medications prior to administration, such as crushing solid drugs, cutting pills, reconstituting lyophilized products, or extracting from other devices.

Pharmacy Containers / Devices
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4since 2023
+100.0%YoY
Advanced Heat Exchanger Architectures

Novel designs and configurations for heat exchangers that improve heat transfer efficiency, compactness, or enable specific phase change or separation processes within refrigeration and heat pump cycles.

RefrigerationHeat Exchangers (Specific Types)
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4since 2023
new
Physiological Monitoring & Diagnostics

Systems and methods for non-invasive or minimally invasive collection and analysis of physiological data (e.g., blood pressure, electrolytes, genetic markers, B cell repertoire) to assess patient health status, screen for conditions, or aid in diagnosis.

Healthcare Informatics
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4since 2023
n/a
Two-Phase Cooling Devices

Heat transfer devices that utilize the phase change of a working fluid (evaporation and condensation) to efficiently move heat, often incorporating capillary structures, heat pipes, or vapor chambers.

Heat Exchangers (Specific Types)
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3since 2023
-50.0%YoY
Compressor Efficiency Control

Techniques and mechanisms to optimize the performance, energy consumption, and operational range of compressors in refrigeration and heat pump systems, often involving variable control of compression parameters like volume ratio or speed.

Refrigeration
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2since 2023
new
Nucleic Acid Capture & Prep

Methods and reagents designed to improve the specificity, efficiency, or yield of nucleic acid capture, ligation, amplification, or library preparation steps, particularly for sequencing applications or quantitative analysis.

Genetic & Microbiological Assays
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2since 2023
new
Rapid Isothermal Amplification

Methods and kits for amplifying nucleic acids at a constant temperature, enabling faster results and point-of-care applications, often used for pathogen or contamination detection.

Genetic & Microbiological Assays
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2since 2023
new
Specialized Culture Substrates & Scaffolds

Development of novel materials, surface patterns, or structural supports designed to enhance cell adhesion, proliferation, differentiation, or tissue formation, including hydrogels and patterned surfaces.

Bioreactors / Cell Culture Apparatus
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2since 2023
n/a
Modular Interior Storage

Design of refrigerator interiors with reconfigurable, detachable, or specialized compartments, bins, and accessories to optimize storage, organization, and accessibility of items.

Refrigerators & Cold Storage
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2since 2023
n/a
Cell Therapy & Bioproduction Processes

Methods and apparatus specifically tailored for the expansion, differentiation, or genetic modification of cells for therapeutic applications (e.g., CAR T cells, progenitor cells) or for the production of specific biological products (e.g., cultured fat, RNA).

Bioreactors / Cell Culture Apparatus
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1since 2023
n/a
Airflow & Temperature Zone Control

Systems for precisely directing and controlling chilled air within a refrigerator, often creating distinct temperature zones or optimizing cooling efficiency for different compartments.

Refrigerators & Cold Storage
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1since 2023
n/a
Water & Ice Dispensing Systems

Integrated systems within refrigerators for dispensing chilled water, ice, or preparing beverages, often including filtration, storage components, and user interface controls.

Refrigerators & Cold Storage
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1since 2023
n/a
Wearable Physiological Sensing

Development of devices and methods for non-invasive or minimally invasive collection and analysis of physiological data, often from wearable sensors, to monitor health, activity, or specific conditions.

Medical Diagnostics & Surgery
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1since 2023
n/a

Patents

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