Patent Theme
Specialized Conductor Formulations
Development of new conductive materials, including powders, composites, and alloys, designed for specific electrical performance, manufacturing processes, or applications beyond basic copper wires.
6,087 US filings from 1,933 companies since 2023 · 2023: 1,566 · 2024: 2,022 · 2025: 1,775 · 2026 YTD: 724
Cables & Conductors
Top companies
Ranked by filings in this theme since 2023. 2026 is partial.
| # | Company | Since 2023 | 2023 | 2024 | 2025 | 2026 YTD | YoY |
|---|
| 1 | NIPPON STEEL CORPORATION | 193 | 40 | 69 | 60 | 24 | -13.0% |
| 2 | JFE Steel Corporation | 167 | 32 | 56 | 58 | 21 | +3.6% |
| 3 | Sumitomo Electric Industries, Ltd. | 129 | 27 | 47 | 45 | 10 | -4.3% |
| 4 | POSCO CO., LTD | 116 | 19 | 40 | 37 | 20 | -7.5% |
| 5 | MITSUBISHI MATERIALS CORPORATION | 83 | 27 | 29 | 22 | 5 | -24.1% |
| 6 | PROTERIAL, LTD. | 83 | 11 | 30 | 23 | 19 | -23.3% |
| 7 | ArcelorMittal | 82 | 20 | 19 | 28 | 15 | +47.4% |
| 8 | Murata Manufacturing Co., Ltd. | 82 | 35 | 28 | 15 | 4 | -46.4% |
| 9 | TDK CORPORATION | 59 | 16 | 17 | 21 | 5 | +23.5% |
| 10 | SENJU METAL INDUSTRY CO., LTD. | 56 | 15 | 21 | 11 | 9 | -47.6% |
| 11 | Sumitomo Wiring Systems, Ltd. | 53 | 15 | 23 | 13 | 2 | -43.5% |
| 12 | Panasonic Intellectual Property Management Co., Ltd. | 45 | 6 | 16 | 20 | 3 | +25.0% |
| 13 | AutoNetworks Technologies, Ltd. | 44 | 12 | 20 | 11 | 1 | -45.0% |
| 14 | Seiko Epson Corporation | 44 | 4 | 22 | 12 | 6 | -45.5% |
| 15 | YAZAKI CORPORATION | 42 | 12 | 6 | 16 | 8 | +166.7% |
| 16 | POSCO | 39 | 22 | · | 9 | 8 | — |
| 17 | DOWA ELECTRONICS MATERIALS CO., LTD. | 38 | 8 | 13 | 13 | 4 | 0.0% |
| 18 | KABUSHIKI KAISHA TOSHIBA | 35 | 10 | 15 | 10 | · | -33.3% |
| 19 | FURUKAWA ELECTRIC CO., LTD. | 34 | 10 | 14 | 7 | 3 | -50.0% |
| 20 | Resonac Corporation | 34 | 5 | 12 | 12 | 5 | 0.0% |
| 21 | UACJ CORPORATION | 32 | 4 | 11 | 11 | 6 | 0.0% |
| 22 | The Boeing Company | 31 | 6 | 14 | 10 | 1 | -28.6% |
| 23 | GM GLOBAL TECHNOLOGY OPERATIONS LLC | 30 | 12 | 6 | 9 | 3 | +50.0% |
| 24 | NICHIA CORPORATION | 30 | 10 | 7 | 11 | 2 | +57.1% |
| 25 | KYOCERA CORPORATION | 28 | 4 | 8 | 10 | 6 | +25.0% |