Patent Theme
Power Electronics Integration
Design and assembly of power conversion, distribution, and protection modules, focusing on compact form factors, efficient electrical connections, and robust protective measures for electronic systems, often in high-power applications.
4,937 US filings from 1,124 companies since 2023 · 2023: 1,147 · 2024: 1,536 · 2025: 1,520 · 2026 YTD: 734
Printed Circuits & Electronic Assemblies
Top companies
Ranked by filings in this theme since 2023. 2026 is partial.
| # | Company | Since 2023 | 2023 | 2024 | 2025 | 2026 YTD | YoY |
|---|
| 1 | Mitsubishi Electric Corporation | 174 | 56 | 59 | 41 | 18 | -30.5% |
| 2 | DELTA ELECTRONICS, INC. | 153 | 44 | 39 | 38 | 32 | -2.6% |
| 3 | Huawei Digital Power Technologies Co., Ltd. | 139 | 30 | 36 | 50 | 23 | +38.9% |
| 4 | Delta Electronics (Shanghai) Co., Ltd. | 109 | 31 | 28 | 35 | 15 | +25.0% |
| 5 | DENSO CORPORATION | 88 | 23 | 31 | 20 | 14 | -35.5% |
| 6 | FUJI ELECTRIC CO., LTD. | 70 | 17 | 25 | 18 | 10 | -28.0% |
| 7 | HITACHI ASTEMO, LTD. | 68 | 10 | 31 | 17 | 10 | -45.2% |
| 8 | Siemens Aktiengesellschaft | 63 | 17 | 22 | 12 | 12 | -45.5% |
| 9 | Eaton Intelligent Power Limited | 61 | 17 | 20 | 17 | 7 | -15.0% |
| 10 | Hyundai Motor Company | 53 | 6 | 16 | 14 | 17 | -12.5% |
| 11 | Kia Corporation | 51 | 4 | 17 | 13 | 17 | -23.5% |
| 12 | Murata Manufacturing Co., Ltd. | 51 | 10 | 11 | 21 | 9 | +90.9% |
| 13 | TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC. | 45 | 13 | 21 | 8 | 3 | -61.9% |
| 14 | ZF Friedrichshafen AG | 45 | 12 | 20 | 8 | 5 | -60.0% |
| 15 | DELL PRODUCTS L.P. | 43 | 10 | 10 | 16 | 7 | +60.0% |
| 16 | Infineon Technologies AG | 43 | 17 | 12 | 11 | 3 | -8.3% |
| 17 | Infineon Technologies Austria AG | 39 | 11 | 12 | 12 | 4 | 0.0% |
| 18 | ROHM CO., LTD. | 39 | 6 | 15 | 13 | 5 | -13.3% |
| 19 | SAMSUNG ELECTRONICS CO., LTD. | 39 | 9 | 10 | 11 | 9 | +10.0% |
| 20 | SCHNEIDER ELECTRIC IT CORPORATION | 38 | 8 | 12 | 10 | 8 | -16.7% |
| 21 | ABB Schweiz AG | 37 | 10 | 17 | 7 | 3 | -58.8% |
| 22 | LG INNOTEK CO., LTD. | 36 | 8 | 9 | 15 | 4 | +66.7% |
| 23 | HAMILTON SUNDSTRAND CORPORATION | 35 | 10 | 14 | 9 | 2 | -35.7% |
| 24 | Huawei Technologies Co., Ltd. | 35 | 4 | 13 | 10 | 8 | -23.1% |
| 25 | Solaredge Technologies Ltd. | 35 | 9 | 16 | 9 | 1 | -43.8% |