- 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 13/22 - Rangefinders coupled with focusing arrangements, e.g. adjustment of rangefinder automatically focusing camera coupling providing for compensation upon change of camera lens
Patent holdings for IPC class G03B 13/22
Total number of patents in this class: 15
10-year publication summary
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1
|
0
|
3
|
1
|
1
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0
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0
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1
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1
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 43817 |
6 |
| Ricoh Company, Ltd. | 13342 |
2 |
| LG Electronics Inc. | 75694 |
1 |
| Panasonic Corporation | 19019 |
1 |
| FUJIFILM Corporation | 30514 |
1 |
| Asahi Kasei Microdevices Corporation | 592 |
1 |
| SZ DJI Technology Co., Ltd | 6933 |
1 |
| Vive Studios Co.,Ltd | 13 |
1 |
| Adeia Media Holdings Inc. | 862 |
1 |
| Other owners | 0 |