- 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 3/00 - Focusing arrangements of general interest for cameras, projectors or printers
Patent holdings for IPC class G03B 3/00
Total number of patents in this class: 361
10-year publication summary
|
40
|
19
|
16
|
10
|
14
|
9
|
7
|
14
|
25
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 131630 |
31 |
| Canon Inc. | 36841 |
26 |
| LG Innotek Co., Ltd. | 6758 |
18 |
| Mitsumi Electric Co., Ltd. | 1041 |
16 |
| FUJIFILM Corporation | 27102 |
13 |
| Intel Corporation | 45621 |
11 |
| Seiko Epson Corporation | 18724 |
11 |
| OM Digital Solutions Corp. | 706 |
11 |
| Panasonic Corporation | 20786 |
10 |
| Nikon Corporation | 7162 |
10 |
| DigitalOptics Corporation MEMS | 147 |
10 |
| Sony Corporation | 32931 |
9 |
| Ricoh Company, Ltd. | 13266 |
5 |
| Olympus Corporation | 13667 |
5 |
| LG Electronics Inc. | 69257 |
4 |
| Maxell, Ltd. | 2533 |
4 |
| Apple Inc. | 50209 |
3 |
| Matsushita Electric Industrial Co., Ltd. | 4724 |
3 |
| Sanyo Electric Co., Ltd. | 3926 |
3 |
| TDK Corporation | 6306 |
3 |
| Other owners | 155 |