- 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 17/38 - Releasing-devices separate from shutter
Patent holdings for IPC class G03B 17/38
Total number of patents in this class: 122
10-year publication summary
|
10
|
20
|
16
|
13
|
16
|
14
|
9
|
7
|
8
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 27102 |
17 |
| Sony Corporation | 32931 |
16 |
| Maxell, Ltd. | 2533 |
6 |
| Olympus Corporation | 13667 |
5 |
| Canon Kabushiki Kaisha | 6884 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
4 |
| GoPro, Inc. | 1915 |
4 |
| Hutchinson Technology Incorporated | 310 |
4 |
| SZ DJI Technology Co., Ltd | 6791 |
4 |
| Panasonic Corporation | 20786 |
3 |
| Nikon Corporation | 7162 |
3 |
| Winners' Sun Plastic & Electronic (Shenzhen) Co. Ltd | 34 |
3 |
| Maxell Holdings, Ltd. | 1422 |
3 |
| Sony Group Corporation | 10730 |
3 |
| Sony Ericsson Mobile Communications AB | 2014 |
2 |
| Kyocera Corporation | 12735 |
2 |
| Nintendo Co., Ltd. | 3001 |
2 |
| Microsoft Technology Licensing, LLC | 51439 |
2 |
| Fugro N.V. | 120 |
2 |
| Qualcomm Incorporated | 76576 |
1 |
| Other owners | 31 |