- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 7/32 - Systems for automatic generation of focusing signals using parallactic triangle with a base line using active means, e.g. light emitter
Patent holdings for IPC class G02B 7/32
Total number of patents in this class: 89
10-year publication summary
|
14
|
8
|
10
|
8
|
8
|
4
|
3
|
4
|
1
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 30244 |
4 |
| FUJIFILM Corporation | 30458 |
3 |
| Nikon Corporation | 7240 |
3 |
| Hand held Products, Inc. | 1288 |
3 |
| Leica Microsystems CMS GmbH | 1142 |
3 |
| View Operating Corporation | 564 |
3 |
| ASML Netherlands B.V. | 7883 |
2 |
| JVC Kenwood Corporation | 3129 |
2 |
| Carl Zeiss Microscopy GmbH | 1273 |
2 |
| KEYENCE Corporation | 518 |
2 |
| Mitsumi Electric Co., Ltd. | 1123 |
2 |
| Optoelectronics Co., Ltd. | 108 |
2 |
| Riken | 1715 |
2 |
| Sony Semiconductor Solutions Corporation | 11518 |
2 |
| Fujitsu Frontech Limited | 383 |
2 |
| Iristick NV | 14 |
2 |
| Sony Group Corporation | 15525 |
2 |
| Ams-osram Asia Pacific Pte. Ltd. | 282 |
2 |
| Optotune Switzerland AG | 99 |
2 |
| Samsung Electronics Co., Ltd. | 157039 |
1 |
| Other owners | 43 |