- 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: 467
10-year publication summary
|
44
|
42
|
48
|
31
|
45
|
47
|
32
|
27
|
26
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 43768 |
27 |
| Kyocera Corporation | 14335 |
20 |
| Physik Instrumente (PI) GmbH & Co. KG | 226 |
17 |
| Canon Kabushiki Kaisha | 7307 |
17 |
| TDK Electronics AG | 1010 |
12 |
| Siemens AG | 24033 |
11 |
| Actutek Corporation | 851 |
11 |
| Murata Manufacturing Co., Ltd. | 25722 |
10 |
| Mechano Transformer Corporation | 44 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
9 |
| TDK Corporation | 6855 |
8 |
| Mitsumi Electric Co., Ltd. | 1140 |
8 |
| Satake Corporation | 296 |
7 |
| Seiko Epson Corporation | 20248 |
6 |
| Metismotion GmbH | 23 |
6 |
| Huawei Technologies Co., Ltd. | 123282 |
5 |
| Olympus Corporation | 12942 |
5 |
| Blue Laser Fusion Inc. | 35 |
5 |
| Samsung Electronics Co., Ltd. | 157557 |
4 |
| Illinois Tool Works Inc. | 11858 |
4 |
| Other owners | 265 |