- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 27/40 - Optical focusing aids
Patent holdings for IPC class G02B 27/40
Total number of patents in this class: 190
10-year publication summary
|
22
|
18
|
16
|
17
|
13
|
8
|
8
|
6
|
6
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Magic Leap, Inc. | 3301 |
9 |
| e-Vision Smart Optics, Inc. | 139 |
8 |
| Koh Young Technology Inc. | 348 |
8 |
| Canon Inc. | 40555 |
5 |
| Samsung Electronics Co., Ltd. | 147983 |
4 |
| ASML Netherlands B.V. | 7490 |
4 |
| Q-linea AB | 69 |
4 |
| University of Washington through its Center for Commercialization | 507 |
4 |
| Evident Corporation | 1044 |
4 |
| California Institute of Technology | 3986 |
3 |
| Avegant Corp. | 85 |
3 |
| The Invention Science Fund II, LLC | 91 |
3 |
| IPG Photonics Corporation | 545 |
3 |
| Leica Biosystems Imaging, Inc. | 262 |
3 |
| Leica Microsystems CMS GmbH | 1095 |
3 |
| Thorlabs, Inc. | 419 |
3 |
| Metavc Patent Holding Company | 60 |
3 |
| Revelyst Operations LLC | 430 |
3 |
| Centre National de La Recherche Scientifique | 10576 |
2 |
| Industrial Technology Research Institute | 5076 |
2 |
| Other owners | 109 |