- All sections
- G - Physics
- G03B - Apparatus or arrangements for taking photographs or for projecting or viewing themapparatus or arrangements employing analogous techniques using waves other than optical wavesaccessories therefor
- G03B 13/06 - Viewfinders with lenses with or without reflectors
Patent holdings for IPC class G03B 13/06
Total number of patents in this class: 125
10-year publication summary
|
8
|
13
|
13
|
8
|
7
|
8
|
10
|
2
|
4
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30516 |
56 |
| Canon Inc. | 43869 |
16 |
| Sony Corporation | 30158 |
9 |
| Nikon Corporation | 7226 |
6 |
| Canon Kabushiki Kaisha | 7341 |
6 |
| Maxell, Ltd. | 3038 |
4 |
| Olympus Corporation | 12937 |
3 |
| Hewlett-Packard Development Company, L.P. | 25180 |
2 |
| Ricoh Company, Ltd. | 13333 |
2 |
| Maxell Holdings, Ltd. | 1258 |
2 |
| Adeia Imaging LLC | 253 |
2 |
| Samsung Electronics Co., Ltd. | 157946 |
1 |
| Panasonic Corporation | 18962 |
1 |
| Ricoh Imaging Company, Ltd. | 180 |
1 |
| Carl Zeiss AG | 916 |
1 |
| Snap Inc. | 6750 |
1 |
| Arnold & Richter Cine Technik GmbH & Co. Betriebs KG | 304 |
1 |
| Coretronic Corporation | 1371 |
1 |
| Leica Camera AG | 287 |
1 |
| Nikon Vision Co., Ltd. | 120 |
1 |
| Other owners | 8 |