- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 31/67 - Testing the correctness of wire connections in electric apparatus or circuits
Patent holdings for IPC class G01R 31/67
Total number of patents in this class: 67
10-year publication summary
|
1
|
1
|
7
|
12
|
9
|
11
|
12
|
6
|
8
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cisco Technology, Inc. | 19566 |
3 |
| Whirlpool Corporation | 4376 |
3 |
| International Business Machines Corporation | 60696 |
2 |
| Mitsubishi Electric Corporation | 45510 |
2 |
| Omicron Electronics GmbH | 266 |
2 |
| SMA Solar Technology AG | 867 |
2 |
| Siemens AG | 24538 |
1 |
| Toshiba Corporation | 12249 |
1 |
| Hewlett-Packard Development Company, L.P. | 26031 |
1 |
| Seiko Epson Corporation | 19194 |
1 |
| Samsung SDI Co., Ltd. | 7807 |
1 |
| Caterpillar Inc. | 9382 |
1 |
| Lockheed Martin Corporation | 3284 |
1 |
| Media Tek Singapore Pte. Ltd. | 1057 |
1 |
| Lapis Semiconductor Co., Ltd. | 903 |
1 |
| Analog Devices, Inc. | 3397 |
1 |
| St. Jude Medical, Cardiology Division, Inc. | 1468 |
1 |
| Inventec Corporation | 871 |
1 |
| Adaptronic Pruftechnik GmbH | 5 |
1 |
| Dr. Ing. h.c. F. Porsche Aktiengesellschaft | 2699 |
1 |
| Other owners | 39 |