F21V 5/004
Using microlenses
Official title: {using microlenses}
F21V5/004 (Using microlenses) appears on 242 US grants and 287 published applications in this corpus.
Search patents in F21V- Granted patents
- 242
- Published applications
- 287
- Assignees
- 166
- Inventors
- 554
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 1 |
| 2011 | 1 | 2 |
| 2012 | 2 | 8 |
| 2013 | 2 | 15 |
| 2014 | 6 | 17 |
| 2015 | 9 | 20 |
| 2016 | 17 | 19 |
| 2017 | 14 | 23 |
| 2018 | 14 | 21 |
| 2019 | 32 | 23 |
| 2020 | 21 | 22 |
| 2021 | 27 | 27 |
| 2022 | 29 | 31 |
| 2023 | 24 | 14 |
| 2024 | 17 | 13 |
| 2025 | 15 | 15 |
| 2026 | 10 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- LED grow light system and method15 Sep 2026US 12,736,201 B2
- Progressive frost in a luminaire8 Sep 2026US 12,729,831 B2Robe Lighting s.r.o.
- Optical fiber light source with composite overcoating structure7 Jul 2026US 12,674,926 B2L.E.S.S. Ltd
- Multifunction portable illumination system23 Jun 2026US 12,663,243 B2Immobileyes Inc.
- Illumination assembly including a microlens array2 Jun 2026US 12,644,575 B2Gentex Corporation
- Lamp with transparent anti-glare dual-lens structure8 Oct 2026US 2026/0309303 A1Zhongshan Zuodeng Lighting and Electrical Co., Ltd.
- Sunflower optics for color mixing and beam shaping27 Aug 2026US 2026/0251284 A1Signify Holding B. V.
- Lamp module for vehicle and lamp including the same13 Aug 2026US 2026/0235273 A1Hyundai Mobis Co., Ltd.
- Microlens array comprising a structured optical element6 Aug 2026US 2026/0227045 A1Focuslight Switzerland SA
- Uniformly Luminous LED Optical System and Light Fixture9 Jul 2026US 2026/0194210 A1Chengdu Herculux Photoelectric Technology Co., Ltd.
Most cited
By later US patents
- Lighting system using multiple colored light emitting sources and diffuser element92US 7,837,348 B2Rensselaer Polytechnic Institute · 2010
- Color mixing optics for LED illumination device51US 9,736,895 B1Ketra, Inc. · 2017
- Imaging structure with embedded light sources39US 9,368,546 B2Microsoft Technology Licensing, LLC · 2016
- Lighting device with adjustable light beam, particularly for a flashlight37US 8,246,210 B2Fraen Corporation · 2012
- Achromatic metalens and metalens with reverse chromatic dispersion36US 10,408,416 B2President and Fellows of Harvard College · 2019