- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 7/04 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
Patent holdings for IPC class G02B 7/04
Total number of patents in this class: 2784
10-year publication summary
|
183
|
218
|
251
|
316
|
299
|
251
|
224
|
158
|
141
|
92
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 40555 |
184 |
| LG Innotek Co., Ltd. | 7834 |
177 |
| TDK Taiwan Corp. | 812 |
167 |
| FUJIFILM Corporation | 29702 |
150 |
| Nikon Corporation | 7298 |
114 |
| Mitsumi Electric Co., Ltd. | 1094 |
83 |
| Olympus Corporation | 13127 |
66 |
| Panasonic Intellectual Property Management Co., Ltd. | 32105 |
65 |
| Panasonic Corporation | 20030 |
49 |
| Alps Alpine Co., Ltd. | 2119 |
49 |
| Samsung Electronics Co., Ltd. | 147983 |
40 |
| Samsung Electro-mechanics Co., Ltd. | 5669 |
40 |
| Ability Opto-Electronics Technology Co., Ltd. | 365 |
36 |
| Huawei Technologies Co., Ltd. | 114320 |
34 |
| Sony Corporation | 30910 |
33 |
| Sheltered Wings, Inc. | 450 |
32 |
| Konica Minolta, Inc. | 8807 |
29 |
| Konica Minolta Opto, Inc. | 1052 |
28 |
| Sharp Kabushiki Kaisha | 18694 |
28 |
| Nidec Sankyo Corporation | 1076 |
27 |
| Other owners | 1353 |