- All sections
- G - Physics
- G01R - Measuring electric variables; measuring magnetic variables
- G01R 31/50 - Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
Patent holdings for IPC class G01R 31/50
Total number of patents in this class: 685
10-year publication summary
|
4
|
4
|
12
|
74
|
149
|
207
|
103
|
50
|
56
|
7
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
12 |
| Schweitzer Engineering Laboratories, Inc. | 920 |
11 |
| Robert Bosch GmbH | 40953 |
10 |
| LG Chem, Ltd. | 17205 |
9 |
| Denso Corporation | 23338 |
9 |
| Yazaki Corporation | 6282 |
9 |
| Siemens AG | 24990 |
8 |
| Texas Instruments Incorporated | 19376 |
8 |
| Hamilton Sundstrand Corporation | 4525 |
8 |
| Eaton Intelligent Power Limited | 6113 |
8 |
| LG Energy Solution, Ltd. | 10813 |
8 |
| Samsung Electronics Co., Ltd. | 131630 |
7 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
7 |
| Mitsubishi Electric Corporation | 43934 |
7 |
| Sanyo Electric Co., Ltd. | 3926 |
7 |
| Bender GmbH & Co. KG | 109 |
7 |
| Toyota Motor Corporation | 28582 |
6 |
| Cisco Technology, Inc. | 18858 |
6 |
| Ford Global Technologies, LLC | 19702 |
6 |
| Schneider Electric Industries SAS | 1376 |
6 |
| Other owners | 526 |