- 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 13/08 - Viewfinders with lenses with or without reflectors with reflected image of frame
Patent holdings for IPC class G03B 13/08
Total number of patents in this class: 22
10-year publication summary
|
6
|
1
|
1
|
2
|
2
|
4
|
0
|
1
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30514 |
10 |
| Canon Inc. | 43817 |
2 |
| Sony Corporation | 30181 |
1 |
| Ricoh Imaging Company, Ltd. | 180 |
1 |
| Nikon Corporation | 7228 |
1 |
| JVC Kenwood Corporation | 3129 |
1 |
| Kama-tech (HK) Limited | 55 |
1 |
| Laser Technology, Inc. | 75 |
1 |
| Nauticam Holdings Limited | 15 |
1 |
| Canon Kabushiki Kaisha | 7314 |
1 |
| Foto Master Ltd | 4 |
1 |
| OM Digital Solutions Corp. | 588 |
1 |
| Other owners | 0 |