- 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: 457
10-year publication summary
|
0
|
5
|
18
|
31
|
73
|
62
|
75
|
51
|
64
|
55
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Electric Industries, Ltd. | 16355 |
10 |
| Robert Bosch GmbH | 44176 |
10 |
| Hitachi Astemo, Ltd. | 6407 |
9 |
| Sumitomo Wiring Systems, Ltd. | 11029 |
8 |
| Denso Corporation | 25579 |
6 |
| Mitsubishi Electric Corporation | 48048 |
6 |
| Boe Technology Group Co., Ltd. | 44074 |
6 |
| AutoNetworks Technologies, Ltd. | 7130 |
6 |
| Eaton Intelligent Power Limited | 6257 |
5 |
| Apple Inc. | 58885 |
4 |
| STMicroelectronics S.r.l. | 3374 |
4 |
| LG Innotek Co., Ltd. | 8486 |
4 |
| Crouzet Automatismes | 74 |
4 |
| GS Yuasa International Ltd. | 2251 |
4 |
| Rivian IP Holdings, LLC | 1604 |
4 |
| Alps Alpine Co., Ltd. | 2310 |
4 |
| International Business Machines Corporation | 62671 |
3 |
| Toyota Motor Corporation | 35813 |
3 |
| Texas Instruments Incorporated | 19653 |
3 |
| Bayerische Motoren Werke Aktiengesellschaft | 15289 |
3 |
| Other owners | 351 |