- 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: 2848
10-year publication summary
|
221
|
252
|
317
|
300
|
254
|
229
|
171
|
149
|
124
|
66
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 43817 |
193 |
| Actutek Corporation | 851 |
180 |
| LG Innotek Co., Ltd. | 8466 |
175 |
| FUJIFILM Corporation | 30514 |
153 |
| Nikon Corporation | 7228 |
116 |
| Mitsumi Electric Co., Ltd. | 1135 |
91 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
68 |
| Olympus Corporation | 12939 |
66 |
| Alps Alpine Co., Ltd. | 2306 |
55 |
| Panasonic Corporation | 19019 |
49 |
| Samsung Electro-mechanics Co., Ltd. | 6083 |
43 |
| Samsung Electronics Co., Ltd. | 157719 |
42 |
| Ability Opto-Electronics Technology Co., Ltd. | 365 |
36 |
| Huawei Technologies Co., Ltd. | 123385 |
35 |
| Sony Corporation | 30181 |
33 |
| Sheltered Wings, Inc. | 478 |
32 |
| Konica Minolta, Inc. | 9119 |
29 |
| Nidec Sankyo Corporation | 1054 |
26 |
| NingBo Sunny Opotech Co.,Ltd. | 663 |
26 |
| Canon Kabushiki Kaisha | 7314 |
26 |
| Other owners | 1374 |