Patent Theme
Advanced Memory Cell Structures
Focuses on the physical design, materials, and manufacturing processes for individual memory cells, including transistor structures, interconnects, and multi-layered (3D) architectures to enhance density and performance.
27,867 US filings from 896 companies since 2023 · 2023: 6,588 · 2024: 7,928 · 2025: 8,943 · 2026 YTD: 4,408
Memory & Storage (Static)Memory Devices (Structural)
Top companies
Ranked by filings in this theme since 2023. 2026 is partial.
| # | Company | Since 2023 | 2023 | 2024 | 2025 | 2026 YTD | YoY |
|---|
| 1 | SAMSUNG ELECTRONICS CO., LTD. | 3,715 | 742 | 973 | 1,220 | 780 | +25.4% |
| 2 | Micron Technology, Inc. | 3,486 | 1,042 | 1,095 | 870 | 479 | -20.5% |
| 3 | Taiwan Semiconductor Manufacturing Company, Ltd. | 3,441 | 691 | 877 | 1,363 | 510 | +55.4% |
| 4 | Kioxia Corporation | 1,986 | 522 | 676 | 534 | 254 | -21.0% |
| 5 | SK hynix Inc. | 1,698 | 357 | 512 | 499 | 330 | -2.5% |
| 6 | YANGTZE MEMORY TECHNOLOGIES CO., LTD. | 1,437 | 317 | 431 | 478 | 211 | +10.9% |
| 7 | CHANGXIN MEMORY TECHNOLOGIES, INC. | 1,193 | 452 | 344 | 307 | 90 | -10.8% |
| 8 | Taiwan Semiconductor Manufacturing Co., Ltd. | 784 | 204 | 206 | 267 | 107 | +29.6% |
| 9 | International Business Machines Corporation | 672 | 168 | 142 | 217 | 145 | +52.8% |
| 10 | NANYA TECHNOLOGY CORPORATION | 570 | 104 | 149 | 209 | 108 | +40.3% |
| 11 | INTEL CORPORATION | 565 | 162 | 113 | 168 | 122 | +48.7% |
| 12 | SANDISK TECHNOLOGIES LLC | 533 | 185 | 257 | 88 | 3 | -65.8% |
| 13 | MACRONIX International Co., Ltd. | 423 | 111 | 127 | 136 | 49 | +7.1% |
| 14 | UNITED MICROELECTRONICS CORP. | 394 | 96 | 104 | 130 | 64 | +25.0% |
| 15 | Lodestar Licensing Group LLC | 321 | 16 | 139 | 141 | 25 | +1.4% |
| 16 | Sandisk Technologies, Inc. | 277 | · | 6 | 164 | 107 | +2633.3% |
| 17 | Taiwan Semiconductor Manufacturing Company Limited | 277 | 77 | 60 | 112 | 28 | +86.7% |
| 18 | Winbond Electronics Corp. | 275 | 75 | 86 | 72 | 42 | -16.3% |
| 19 | Rambus Inc. | 202 | 55 | 72 | 58 | 17 | -19.4% |
| 20 | Applied Materials, Inc. | 196 | 49 | 56 | 58 | 33 | +3.6% |
| 21 | Western Digital Technologies, Inc. | 195 | 47 | 67 | 81 | · | +20.9% |
| 22 | Monolithic 3D Inc. | 183 | 42 | 80 | 41 | 20 | -48.8% |
| 23 | Fujian Jinhua Integrated Circuit Co., Ltd. | 174 | 43 | 55 | 54 | 22 | -1.8% |
| 24 | Semiconductor Energy Laboratory Co., Ltd. | 168 | 32 | 45 | 65 | 26 | +44.4% |
| 25 | QUALCOMM Incorporated | 147 | 29 | 27 | 54 | 37 | +100.0% |