- All sections
- G - Physics
- G03B - Apparatus or arrangements for taking photographs or for projecting or viewing them; apparatus or arrangements employing analogous techniques using waves other than optical waves; accessories therefor
- G03B 11/04 - Hoods or caps for eliminating unwanted light from lenses, viewfinders, or focusing aids
Patent holdings for IPC class G03B 11/04
Total number of patents in this class: 561
10-year publication summary
|
47
|
62
|
60
|
63
|
75
|
71
|
58
|
49
|
64
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Intellectual Property Management Co., Ltd. | 29733 |
23 |
| LG Innotek Co., Ltd. | 7242 |
23 |
| Denso Corporation | 23769 |
18 |
| Hewlett-Packard Development Company, L.P. | 27461 |
15 |
| Nidec Copal Corporation | 273 |
13 |
| GoPro, Inc. | 1903 |
12 |
| i-PRO Co., Ltd. | 389 |
11 |
| Samsung Electronics Co., Ltd. | 139001 |
10 |
| Canon Inc. | 38148 |
10 |
| Panasonic Corporation | 20315 |
10 |
| Microsoft Technology Licensing, LLC | 52886 |
9 |
| AAC Optics Solutions Pte. Ltd. | 638 |
9 |
| FUJIFILM Corporation | 28805 |
8 |
| Dell Products L.P. | 13040 |
8 |
| Sony Corporation | 31541 |
7 |
| Huawei Technologies Co., Ltd. | 106762 |
7 |
| Ricoh Company, Ltd. | 13216 |
6 |
| Gentex Corporation | 1882 |
6 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 20015 |
6 |
| Raytheon Company | 8444 |
5 |
| Other owners | 345 |