Patent Theme

Image Quality Control & Calibration

Systems and methods for maintaining and improving the quality of printed images, encompassing adjustments to developing bias based on environmental conditions, paper characteristic detection, and color profile generation.

6,605 US filings from 1,061 companies since 2023 · 2023: 1,867 · 2024: 2,112 · 2025: 1,841 · 2026 YTD: 785

Electrography (Xerography)Data Recognition (Barcodes, OCR)

Top companies

Ranked by filings in this theme since 2023. 2026 is partial.

#	Company	Since 2023	2023	2024	2025	2026 YTD	YoY
1	CANON KABUSHIKI KAISHA	1,551	466	480	413	192	-14.0%
2	Seiko Epson Corporation	260	66	89	67	38	-24.7%
3	KYOCERA Document Solutions Inc.	247	83	73	65	26	-11.0%
4	Konica Minolta, Inc.	229	63	61	71	34	+16.4%
5	FUJIFILM Business Innovation Corp.	195	42	63	68	22	+7.9%
6	Ricoh Company, Ltd.	181	69	60	40	12	-33.3%
7	SAMSUNG ELECTRONICS CO., LTD.	164	34	42	63	25	+50.0%
8	BROTHER KOGYO KABUSHIKI KAISHA	143	65	44	24	10	-45.5%
9	HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.	110	49	33	17	11	-48.5%
10	TOSHIBA TEC KABUSHIKI KAISHA	99	37	38	15	9	-60.5%
11	Xerox Corporation	70	16	30	12	12	-60.0%
12	FUJIFILM CORPORATION	69	10	24	22	13	-8.3%
13	SHARP KABUSHIKI KAISHA	67	17	27	20	3	-25.9%
14	ZEBRA TECHNOLOGIES CORPORATION	60	16	17	18	9	+5.9%
15	Adobe Inc.	57	15	19	15	8	-21.1%
16	SONY GROUP CORPORATION	57	18	14	18	7	+28.6%
17	DOLBY LABORATORIES LICENSING CORPORATION	49	2	14	22	11	+57.1%
18	Apple Inc.	41	12	13	15	1	+15.4%
19	Hand Held Products, Inc.	40	10	17	11	2	-35.3%
20	NEC CORPORATION	39	9	17	11	2	-35.3%
21	Zhuhai Pantum Electronics Co., Ltd.	36	8	17	9	2	-47.1%
22	GOOGLE LLC	35	6	10	10	9	0.0%
23	SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.	31	11	10	7	3	-30.0%
24	QUALCOMM Incorporated	29	10	7	8	4	+14.3%
25	BOE Technology Group Co., Ltd.	28	4	12	6	6	-50.0%