- All sections
- H - Electricity
- H02N - Electric machines not otherwise provided for
- H02N 2/14 - Drive circuitsControl arrangements
Patent holdings for IPC class H02N 2/14
Total number of patents in this class: 197
10-year publication summary
|
15
|
14
|
20
|
17
|
21
|
24
|
18
|
12
|
10
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 38393 |
43 |
| Seiko Epson Corporation | 19034 |
31 |
| Canon Kabushiki Kaisha | 6961 |
11 |
| Murata Manufacturing Co., Ltd. | 23844 |
9 |
| Nikon Corporation | 7118 |
8 |
| Physik Instrumente (PI) GmbH & Co. KG | 245 |
8 |
| C-Motive Technologies Inc. | 20 |
5 |
| TDK Taiwan Corp. | 762 |
4 |
| FUJIFILM Corporation | 28863 |
3 |
| Miniswys SA | 26 |
3 |
| Nemoto Kyorindo Co., Ltd. | 181 |
3 |
| Topcon Corporation | 1044 |
3 |
| Siemens AG | 24558 |
2 |
| LG Electronics Inc. | 71335 |
2 |
| Sony Corporation | 31500 |
2 |
| Ricoh Company, Ltd. | 13228 |
2 |
| Robert Bosch GmbH | 41906 |
2 |
| TDK Corporation | 6568 |
2 |
| Boly Media Communications (Shenzhen) Co., Ltd. | 92 |
2 |
| Newport Corporation | 191 |
2 |
| Other owners | 50 |