- All sections
- H - Electricity
- H02N - Electric machines not otherwise provided for
- H02N 2/04 - Constructional details
Patent holdings for IPC class H02N 2/04
Total number of patents in this class: 423
10-year publication summary
|
29
|
28
|
44
|
42
|
48
|
31
|
45
|
44
|
30
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 36841 |
24 |
| Kyocera Corporation | 12735 |
17 |
| Physik Instrumente (PI) GmbH & Co. KG | 253 |
16 |
| Siemens AG | 24990 |
12 |
| Canon Kabushiki Kaisha | 6884 |
12 |
| TDK Electronics AG | 863 |
11 |
| TDK Corporation | 6306 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
8 |
| TDK Taiwan Corp. | 694 |
8 |
| Seiko Epson Corporation | 18724 |
7 |
| Robert Bosch GmbH | 40953 |
7 |
| Murata Manufacturing Co., Ltd. | 22355 |
7 |
| Mechano Transformer Corporation | 43 |
7 |
| PiezoMotor Uppsala AB | 29 |
7 |
| Olympus Corporation | 13667 |
6 |
| Mitsumi Electric Co., Ltd. | 1041 |
6 |
| Thorlabs, Inc. | 415 |
6 |
| Metismotion GmbH | 22 |
6 |
| Newport Corporation | 199 |
5 |
| Samsung Electronics Co., Ltd. | 131630 |
4 |
| Other owners | 237 |