- All sections
- H - Electricity
- H02H - Emergency protective circuit arrangements
- H02H 3/20 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to excess voltage
Patent holdings for IPC class H02H 3/20
Total number of patents in this class: 1358
10-year publication summary
|
112
|
127
|
111
|
124
|
111
|
93
|
73
|
67
|
75
|
16
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Texas Instruments Incorporated | 19376 |
30 |
| Semiconductor Components Industries, L.L.C. | 5345 |
28 |
| Rohm Co., Ltd. | 5843 |
23 |
| Infineon Technologies AG | 8189 |
19 |
| Samsung Electronics Co., Ltd. | 131630 |
15 |
| Hubbell Incorporated | 3052 |
15 |
| Eaton Intelligent Power Limited | 6113 |
15 |
| Cilag GmbH International | 5813 |
13 |
| Hitachi Energy Ltd. | 1921 |
13 |
| Robert Bosch GmbH | 40953 |
11 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
11 |
| Mitsubishi Electric Corporation | 43934 |
11 |
| Hamilton Sundstrand Corporation | 4525 |
11 |
| Electronic Systems Protection, Inc. | 40 |
11 |
| Phoenix Contact GmbH & Co. KG | 2202 |
11 |
| Siemens AG | 24990 |
10 |
| Denso Corporation | 23338 |
10 |
| Avago Technologies International Sales Pte. Limited | 9260 |
10 |
| Apple Inc. | 50209 |
9 |
| Renesas Electronics Corporation | 6305 |
9 |
| Other owners | 1073 |