Patent Theme
Gate Stack & Dielectric Engineering
Advanced techniques for forming and optimizing gate dielectrics, work function layers, and other dielectric layers within transistor structures to improve performance, reliability, and scaling.
15,612 US filings from 970 companies since 2023 · 2023: 2,771 · 2024: 3,522 · 2025: 5,920 · 2026 YTD: 3,399
Transistor & Device StructureSemiconductor 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 | Taiwan Semiconductor Manufacturing Company, Ltd. | 2,488 | 344 | 497 | 1,115 | 532 | +124.3% |
| 2 | SAMSUNG ELECTRONICS CO., LTD. | 1,537 | 230 | 306 | 552 | 449 | +80.4% |
| 3 | Taiwan Semiconductor Manufacturing Co., Ltd. | 1,508 | 342 | 412 | 567 | 187 | +37.6% |
| 4 | INTEL CORPORATION | 572 | 83 | 130 | 227 | 132 | +74.6% |
| 5 | UNITED MICROELECTRONICS CORP. | 511 | 103 | 119 | 189 | 100 | +58.8% |
| 6 | International Business Machines Corporation | 491 | 71 | 77 | 196 | 147 | +154.5% |
| 7 | KABUSHIKI KAISHA TOSHIBA | 372 | 42 | 71 | 157 | 102 | +121.1% |
| 8 | NANYA TECHNOLOGY CORPORATION | 367 | 74 | 93 | 141 | 59 | +51.6% |
| 9 | Toshiba Electronic Devices & Storage Corporation | 322 | 36 | 66 | 133 | 87 | +101.5% |
| 10 | TEXAS INSTRUMENTS INCORPORATED | 276 | 57 | 59 | 81 | 79 | +37.3% |
| 11 | FUJI ELECTRIC CO., LTD. | 269 | 53 | 60 | 86 | 70 | +43.3% |
| 12 | SK hynix Inc. | 257 | 39 | 70 | 93 | 55 | +32.9% |
| 13 | GlobalFoundries U.S. Inc. | 243 | 45 | 67 | 82 | 49 | +22.4% |
| 14 | ROHM CO., LTD. | 243 | 48 | 78 | 68 | 49 | -12.8% |
| 15 | Mitsubishi Electric Corporation | 239 | 51 | 52 | 85 | 51 | +63.5% |
| 16 | Applied Materials, Inc. | 234 | 53 | 60 | 73 | 48 | +21.7% |
| 17 | RENESAS ELECTRONICS CORPORATION | 188 | 34 | 47 | 57 | 50 | +21.3% |
| 18 | CHANGXIN MEMORY TECHNOLOGIES, INC. | 168 | 56 | 51 | 50 | 11 | -2.0% |
| 19 | Taiwan Semiconductor Manufacturing Company Limited | 159 | 32 | 47 | 62 | 18 | +31.9% |
| 20 | Infineon Technologies Austria AG | 158 | 24 | 35 | 56 | 43 | +60.0% |
| 21 | Infineon Technologies AG | 151 | 42 | 30 | 56 | 23 | +86.7% |
| 22 | Wolfspeed, Inc. | 127 | 21 | 17 | 56 | 33 | +229.4% |
| 23 | DENSO CORPORATION | 123 | 12 | 20 | 56 | 35 | +180.0% |
| 24 | Semiconductor Energy Laboratory Co., Ltd. | 102 | 21 | 14 | 52 | 15 | +271.4% |
| 25 | SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC | 101 | 27 | 18 | 33 | 23 | +83.3% |