Patent Theme
Battery Electrode Coating & Slurry
Slurry compositions and coating processes for battery electrodes, including binder/active-material slurries, surface coating layers, and electrode-to-foil adhesion for cathode and anode.
17,161 US filings from 1,998 companies since 2023 · 2023: 3,295 · 2024: 5,269 · 2025: 5,753 · 2026 YTD: 2,844
Batteries & Fuel Cells
Top companies
Ranked by filings in this theme since 2023. 2026 is partial.
| # | Company | Since 2023 | 2023 | 2024 | 2025 | 2026 YTD | YoY |
|---|
| 1 | LG Energy Solution, Ltd. | 1,788 | 384 | 575 | 564 | 265 | -1.9% |
| 2 | Samsung SDI Co., Ltd. | 1,395 | 115 | 256 | 557 | 467 | +117.6% |
| 3 | TOYOTA JIDOSHA KABUSHIKI KAISHA | 1,041 | 171 | 325 | 357 | 188 | +9.8% |
| 4 | Contemporary Amperex Technology Co., Limited | 1,026 | 249 | 473 | 162 | 142 | -65.8% |
| 5 | Panasonic Intellectual Property Management Co., Ltd. | 670 | 168 | 259 | 161 | 82 | -37.8% |
| 6 | CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED | 648 | · | 33 | 525 | 90 | +1490.9% |
| 7 | SK On Co., Ltd. | 552 | 84 | 156 | 171 | 141 | +9.6% |
| 8 | Ningde Amperex Technology Limited | 498 | 75 | 161 | 164 | 98 | +1.9% |
| 9 | Prime Planet Energy & Solutions, Inc. | 486 | 88 | 167 | 151 | 80 | -9.6% |
| 10 | Murata Manufacturing Co., Ltd. | 350 | 82 | 100 | 131 | 37 | +31.0% |
| 11 | GM GLOBAL TECHNOLOGY OPERATIONS LLC | 286 | 47 | 77 | 123 | 39 | +59.7% |
| 12 | ZHUHAI COSMX BATTERY CO., LTD. | 186 | 39 | 55 | 65 | 27 | +18.2% |
| 13 | ZEON CORPORATION | 184 | 49 | 67 | 48 | 20 | -28.4% |
| 14 | HONDA MOTOR CO., LTD. | 179 | 27 | 58 | 79 | 15 | +36.2% |
| 15 | Panasonic Energy Co., Ltd. | 171 | 6 | 65 | 76 | 24 | +16.9% |
| 16 | Hyundai Motor Company | 170 | 32 | 55 | 49 | 34 | -10.9% |
| 17 | LG Chem, Ltd. | 167 | 57 | 52 | 44 | 14 | -15.4% |
| 18 | Kia Corporation | 163 | 28 | 53 | 48 | 34 | -9.4% |
| 19 | EVE POWER CO., LTD. | 144 | 11 | 34 | 68 | 31 | +100.0% |
| 20 | PANASONIC HOLDINGS CORPORATION | 137 | 31 | 38 | 49 | 19 | +28.9% |
| 21 | SANYO Electric Co., Ltd. | 117 | 66 | 19 | 21 | 11 | +10.5% |
| 22 | SK INNOVATION CO., LTD. | 116 | 21 | 38 | 45 | 12 | +18.4% |
| 23 | KABUSHIKI KAISHA TOSHIBA | 103 | 22 | 49 | 22 | 10 | -55.1% |
| 24 | SAMSUNG ELECTRONICS CO., LTD. | 97 | 37 | 28 | 25 | 7 | -10.7% |
| 25 | BYD COMPANY LIMITED | 92 | 22 | 39 | 22 | 9 | -43.6% |