- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 27/02 - Viewing or reading apparatus
Patent holdings for IPC class G02B 27/02
Total number of patents in this class: 2148
10-year publication summary
|
171
|
206
|
189
|
204
|
181
|
132
|
139
|
163
|
106
|
111
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 31025 |
143 |
| Sony Group Corporation | 13918 |
99 |
| Brother Kogyo Kabushikikaisha | 1767 |
97 |
| FUJIFILM Corporation | 29437 |
93 |
| Sony Interactive Entertainment Inc. | 5891 |
83 |
| Google Inc. | 4230 |
67 |
| LG Electronics Inc. | 73344 |
64 |
| Nitto Denko Corporation | 8253 |
54 |
| Olympus Corporation | 13174 |
50 |
| Konica Minolta, Inc. | 8755 |
43 |
| Semiconductor Energy Laboratory Co., Ltd. | 11428 |
38 |
| Panasonic Intellectual Property Management Co., Ltd. | 31562 |
37 |
| Sony Semiconductor Solutions Corporation | 10507 |
35 |
| Sharp Kabushiki Kaisha | 18757 |
35 |
| QD Laser, Inc. | 102 |
32 |
| Magic Leap, Inc. | 3272 |
28 |
| Nikon Corporation | 7177 |
27 |
| JVC Kenwood Corporation | 3008 |
24 |
| Samsung Electronics Co., Ltd. | 146811 |
22 |
| Pioneer Corporation | 4340 |
22 |
| Other owners | 1055 |