- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 21/24 - Operating parts, e.g. handle biased to return to original position upon removal of operating force
Patent holdings for IPC class H01H 21/24
Total number of patents in this class: 112
10-year publication summary
|
6
|
10
|
14
|
12
|
19
|
15
|
3
|
3
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Alps Alpine Co., Ltd. | 2095 |
7 |
| Black & Decker, Inc. | 2410 |
6 |
| Primax Electronics Ltd. | 455 |
5 |
| Omron Corporation | 7267 |
4 |
| Kabushiki Kaisha Tokai Rika Denki Seisakusho | 1802 |
4 |
| Lite-On Electronics (Guangzhou) Limited | 363 |
4 |
| Lite-On Technology Corporation | 780 |
4 |
| Robert Bosch GmbH | 42784 |
3 |
| Shimano Inc. | 3260 |
3 |
| Hubbell Incorporated | 3293 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 31756 |
2 |
| Dav | 149 |
2 |
| Defond Components Limited | 33 |
2 |
| Dongwoun Industrial Co., Ltd. | 4 |
2 |
| Peugeot Citroen Automobiles SA | 1768 |
2 |
| Schneider Electric IT Corporation | 773 |
2 |
| Symbol Technologies, LLC | 1196 |
2 |
| C&K Components S.A.S. | 22 |
2 |
| Guangdong Ebelong Intelligent Technology Co., Ltd. | 7 |
2 |
| Illinois Tool Works Inc. | 11492 |
1 |
| Other owners | 50 |