G02B 17/0868
For light condensing
Official title: {for light condensing, e.g. for use with a light emitter (details of lighting devices in general F21V)}
G02B17/0868 (For light condensing) appears on 26 US grants and 28 published applications in this corpus.
Search patents in G02B- Granted patents
- 26
- Published applications
- 28
- Assignees
- 30
- Inventors
- 90
- Latest grant
- 3 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 2 |
| 2016 | 1 | 0 |
| 2017 | 0 | 3 |
| 2018 | 3 | 5 |
| 2019 | 2 | 3 |
| 2020 | 3 | 0 |
| 2021 | 3 | 3 |
| 2022 | 4 | 4 |
| 2023 | 3 | 1 |
| 2024 | 5 | 3 |
| 2025 | 1 | 2 |
By publication year.
Subgroups
Granted patents
Recent patents
- Lighting device3 Jun 2025US 12,320,497 B2Japan Display Inc.
- Curved light guide structure, method of manufacturing same, and optical transmission system10 Dec 2024US 12,166,529 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Device and method for combining light beams13 Aug 2024US 12,060,983 B1Teknologian tutkimuskeskus VTT Oy
- Ultra-compact, highly stable projector modules11 Jun 2024US 12,007,581 B2Jabil Optics Germany GmbH
- Optical unit and film thickness measurement device21 May 2024US 11,988,497 B2Hamamatsu Photonics K.K.
- Lighting device8 May 2025US 2025/0146648 A1Japan Display Inc.
- Single-lens pathway for emission and excitation using a mirror and beam splitter in a customizable optical head3 Apr 2025US 2025/0110054 A1AlpHa Measurement Solutions, LLC
- Near-infrared spot light source and cancer treatment system7 Nov 2024US 2024/0366956 A1Kiwamu TAKEHISA
- Device and method for combining light beams25 Jul 2024US 2024/0247783 A1Teknologian tutkimuskeskus VTT Oy
- Optically functionally multilayer structure suitable for large area illumination and related method of manufacture4 Jan 2024US 2024/0004119 A1Tactotek Oy
Most cited
By later US patents
- Optical system25US 10,663,745 B23M Innovative Properties Company · 2020
- Reticle having an illumination device5US 10,649,223 B2Imt Masken Und Teilungen AG · 2020
- Optical trapping of airborne particles using dual counter-propagating hollow conical beams3US 11,016,280 B1The United States of America as represented by the Secretary of the Army · 2021
- Optically functionally multilayer structure suitable for large area illumination and related method of manufacture3US 11,500,142 B1Tactotek Oy · 2022
- Sunlight collection system with asymmetric catadioptric optics1US 10,345,563 B2Glint Photonics, Inc. · 2019