- 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: 528
10-year publication summary
|
47
|
47
|
62
|
60
|
63
|
74
|
70
|
57
|
48
|
19
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
23 |
| LG Innotek Co., Ltd. | 6758 |
20 |
| Denso Corporation | 23338 |
17 |
| Hewlett-Packard Development Company, L.P. | 28538 |
15 |
| Nidec Copal Corporation | 277 |
13 |
| Panasonic Corporation | 20786 |
11 |
| i-PRO Co., Ltd. | 384 |
11 |
| Samsung Electronics Co., Ltd. | 131630 |
10 |
| Microsoft Technology Licensing, LLC | 51439 |
9 |
| GoPro, Inc. | 1915 |
9 |
| AAC Optics Solutions Pte. Ltd. | 643 |
8 |
| Sony Corporation | 32931 |
7 |
| Canon Inc. | 36841 |
7 |
| FUJIFILM Corporation | 27102 |
7 |
| Dell Products L.P. | 11144 |
7 |
| Ricoh Company, Ltd. | 13266 |
6 |
| Gentex Corporation | 1742 |
6 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 18739 |
6 |
| Huawei Technologies Co., Ltd. | 100781 |
5 |
| Raytheon Company | 8535 |
5 |
| Other owners | 326 |