- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 3/12 - Push-buttons
Patent holdings for IPC class H01H 3/12
Total number of patents in this class: 694
10-year publication summary
|
62
|
90
|
78
|
71
|
54
|
50
|
41
|
25
|
14
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Apple Inc. | 58049 |
80 |
| Darfon Electronics Corp. | 269 |
65 |
| Primax Electronics Ltd. | 489 |
46 |
| Lite-On Technology Corporation | 856 |
45 |
| Lite-On Electronics (Guangzhou) Limited | 356 |
31 |
| Chicony Electronics Co., Ltd. | 285 |
25 |
| Dongguan City Kaihua Electronics Co., Ltd | 150 |
14 |
| Omron Corporation | 7337 |
13 |
| Alps Alpine Co., Ltd. | 2229 |
11 |
| Darfon Electronics (Suzhou) Co., Ltd. | 27 |
10 |
| Jiangsu Transimage Technology Co., Ltd | 29 |
10 |
| Synaptics Incorporated | 1807 |
8 |
| Mitsubishi Electric Corporation | 47556 |
7 |
| Dell Products L.P. | 16262 |
7 |
| Acer Incorporated | 2145 |
7 |
| Intel Corporation | 46638 |
6 |
| Wistron Corporation | 2397 |
6 |
| Logitech Europe S.A. | 1367 |
6 |
| Lite-On Electronics (Guangzhou) Limited | 40 |
6 |
| Fujitsu Component Limited | 256 |
5 |
| Other owners | 286 |