- 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 17/18 - Signals indicating condition of a camera member or suitability of light
Patent holdings for IPC class G03B 17/18
Total number of patents in this class: 787
10-year publication summary
|
85
|
48
|
60
|
78
|
63
|
76
|
51
|
55
|
36
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 27102 |
181 |
| Sony Corporation | 32931 |
119 |
| Canon Inc. | 36841 |
50 |
| Canon Kabushiki Kaisha | 6884 |
46 |
| Sony Group Corporation | 10730 |
43 |
| Nikon Corporation | 7162 |
40 |
| Olympus Corporation | 13667 |
30 |
| Panasonic Corporation | 20786 |
26 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
22 |
| Kyocera Corporation | 12735 |
13 |
| Maxell, Ltd. | 2533 |
12 |
| OM Digital Solutions Corp. | 706 |
11 |
| Samsung Electronics Co., Ltd. | 131630 |
10 |
| NEC Corporation | 32703 |
8 |
| Casio Computer Co., Ltd. | 3343 |
7 |
| NEC Casio Mobile Communications, Ltd. | 431 |
6 |
| Sony Semiconductor Solutions Corporation | 8770 |
6 |
| Maxell Holdings, Ltd. | 1422 |
6 |
| Sharp Kabushiki Kaisha | 18957 |
6 |
| Qualcomm Incorporated | 76576 |
4 |
| Other owners | 141 |