- 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 13/18 - Focusing aids
Patent holdings for IPC class G03B 13/18
Total number of patents in this class: 104
10-year publication summary
|
5
|
9
|
8
|
9
|
8
|
5
|
5
|
9
|
2
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 42406 |
10 |
| FUJIFILM Corporation | 30294 |
8 |
| SZ DJI Technology Co., Ltd | 6909 |
8 |
| Nikon Corporation | 7298 |
5 |
| Sony Corporation | 30368 |
4 |
| LG Innotek Co., Ltd. | 8219 |
4 |
| SZ DJI Osmo Technology Co., Ltd. | 374 |
4 |
| Samsung Electronics Co., Ltd. | 154406 |
3 |
| Largan Digital Co., Ltd. | 93 |
3 |
| OM Digital Solutions Corp. | 590 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 33634 |
2 |
| Cambridge Mechatronics Limited | 370 |
2 |
| SM Tech Co., Ltd. | 6 |
2 |
| Tilta Inc. | 124 |
2 |
| Moonlightning Industries AB | 3 |
2 |
| Element Biosciences, Inc. | 241 |
2 |
| Qualcomm Incorporated | 90545 |
1 |
| Hewlett-Packard Development Company, L.P. | 25337 |
1 |
| Ricoh Company, Ltd. | 13299 |
1 |
| Huawei Technologies Co., Ltd. | 120661 |
1 |
| Other owners | 36 |