- All sections
- H - Electricity
- H02N - Electric machines not otherwise provided for
- H02N 2/12 - Constructional details
Patent holdings for IPC class H02N 2/12
Total number of patents in this class: 179
10-year publication summary
|
13
|
13
|
18
|
11
|
15
|
16
|
20
|
18
|
15
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 40352 |
21 |
| Murata Manufacturing Co., Ltd. | 24713 |
13 |
| Canon Kabushiki Kaisha | 7069 |
13 |
| Seiko Epson Corporation | 19510 |
12 |
| Physik Instrumente (PI) GmbH & Co. KG | 229 |
12 |
| Nikon Corporation | 7213 |
11 |
| Panasonic Intellectual Property Management Co., Ltd. | 31806 |
8 |
| C-Motive Technologies Inc. | 23 |
8 |
| The Swatch Group Research and Development Ltd | 862 |
5 |
| Mitsumi Electric Co., Ltd. | 1090 |
3 |
| Nanjing University of Aeronautics and Astronautics | 432 |
3 |
| Nemoto Kyorindo Co., Ltd. | 172 |
3 |
| Xi'an Jiaotong University | 666 |
3 |
| Samsung Electronics Co., Ltd. | 147501 |
2 |
| Halliburton Energy Services, Inc. | 20944 |
2 |
| Ricoh Company, Ltd. | 13316 |
2 |
| Robert Bosch GmbH | 42813 |
2 |
| Huawei Technologies Co., Ltd. | 113689 |
2 |
| TDK Corporation | 6813 |
2 |
| Discovery Technology International, Inc. | 12 |
2 |
| Other owners | 50 |