Patent Theme
Wide Bandgap Power Devices
Development and manufacturing of semiconductor devices using wide bandgap materials like Silicon Carbide (SiC) or Gallium Nitride (GaN) for high-power, high-frequency, or high-temperature applications.
5,093 US filings from 698 companies since 2023 · 2023: 989 · 2024: 1,362 · 2025: 1,781 · 2026 YTD: 961
Semiconductor Diodes & Transistors
Top companies
Ranked by filings in this theme since 2023. 2026 is partial.
| # | Company | Since 2023 | 2023 | 2024 | 2025 | 2026 YTD | YoY |
|---|
| 1 | KABUSHIKI KAISHA TOSHIBA | 255 | 43 | 68 | 84 | 60 | +23.5% |
| 2 | FUJI ELECTRIC CO., LTD. | 246 | 53 | 76 | 70 | 47 | -7.9% |
| 3 | Wolfspeed, Inc. | 219 | 50 | 63 | 75 | 31 | +19.0% |
| 4 | Mitsubishi Electric Corporation | 201 | 56 | 46 | 70 | 29 | +52.2% |
| 5 | ROHM CO., LTD. | 196 | 23 | 70 | 64 | 39 | -8.6% |
| 6 | Toshiba Electronic Devices & Storage Corporation | 186 | 27 | 48 | 66 | 45 | +37.5% |
| 7 | Infineon Technologies AG | 161 | 41 | 44 | 61 | 15 | +38.6% |
| 8 | Infineon Technologies Austria AG | 139 | 25 | 39 | 42 | 33 | +7.7% |
| 9 | Taiwan Semiconductor Manufacturing Company, Ltd. | 111 | 14 | 20 | 43 | 34 | +115.0% |
| 10 | UNITED MICROELECTRONICS CORP. | 104 | 21 | 18 | 43 | 22 | +138.9% |
| 11 | SAMSUNG ELECTRONICS CO., LTD. | 100 | 2 | 10 | 52 | 36 | +420.0% |
| 12 | TEXAS INSTRUMENTS INCORPORATED | 96 | 23 | 12 | 37 | 24 | +208.3% |
| 13 | GlobalFoundries U.S. Inc. | 85 | 13 | 19 | 36 | 17 | +89.5% |
| 14 | STMICROELECTRONICS S.r.l. | 72 | 20 | 22 | 21 | 9 | -4.5% |
| 15 | ENKRIS SEMICONDUCTOR, INC. | 68 | 14 | 19 | 27 | 8 | +42.1% |
| 16 | MACOM Technology Solutions Holdings, Inc. | 61 | 8 | 26 | 21 | 6 | -19.2% |
| 17 | DENSO CORPORATION | 60 | 9 | 7 | 26 | 18 | +271.4% |
| 18 | INTEL CORPORATION | 60 | 19 | 14 | 21 | 6 | +50.0% |
| 19 | RENESAS ELECTRONICS CORPORATION | 56 | 13 | 5 | 18 | 20 | +260.0% |
| 20 | SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC | 51 | 13 | 7 | 17 | 14 | +142.9% |
| 21 | Navitas Semiconductor Limited | 48 | 16 | 11 | 14 | 7 | +27.3% |
| 22 | Sumitomo Electric Industries, Ltd. | 43 | 7 | 14 | 13 | 9 | -7.1% |
| 23 | Semiconductor Energy Laboratory Co., Ltd. | 42 | 7 | 6 | 19 | 10 | +216.7% |
| 24 | HITACHI ENERGY LTD | 39 | · | 13 | 17 | 9 | +30.8% |
| 25 | INNOSCIENCE (SUZHOU) TECHNOLOGY CO., LTD. | 39 | 5 | 20 | 9 | 5 | -55.0% |