- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 31/54 - Testing for continuity
Patent holdings for IPC class G01R 31/54
Total number of patents in this class: 446
10-year publication summary
|
0
|
5
|
18
|
31
|
73
|
62
|
75
|
51
|
64
|
42
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Electric Industries, Ltd. | 16171 |
10 |
| Robert Bosch GmbH | 43751 |
9 |
| Hitachi Astemo, Ltd. | 6410 |
9 |
| Sumitomo Wiring Systems, Ltd. | 10843 |
8 |
| Denso Corporation | 25303 |
6 |
| Mitsubishi Electric Corporation | 47706 |
6 |
| AutoNetworks Technologies, Ltd. | 6981 |
6 |
| Boe Technology Group Co., Ltd. | 43220 |
5 |
| Apple Inc. | 58244 |
4 |
| STMicroelectronics S.r.l. | 3396 |
4 |
| LG Innotek Co., Ltd. | 8244 |
4 |
| Crouzet Automatismes | 82 |
4 |
| GS Yuasa International Ltd. | 2228 |
4 |
| Rivian IP Holdings, LLC | 1566 |
4 |
| Eaton Intelligent Power Limited | 6193 |
4 |
| Alps Alpine Co., Ltd. | 2252 |
4 |
| International Business Machines Corporation | 62309 |
3 |
| Toyota Motor Corporation | 34938 |
3 |
| Texas Instruments Incorporated | 19637 |
3 |
| Bayerische Motoren Werke Aktiengesellschaft | 15092 |
3 |
| Other owners | 343 |