G02B 5/0263
With positional variation of the diffusing properties
Official title: {with positional variation of the diffusing properties, e.g. gradient or patterned diffuser}
G02B5/0263 (With positional variation of the diffusing properties) appears on 222 US grants and 261 published applications in this corpus.
Search patents in G02B- Granted patents
- 222
- Published applications
- 261
- Assignees
- 155
- Inventors
- 537
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 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 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 2 |
| 2004 | 1 | 3 |
| 2005 | 3 | 0 |
| 2006 | 1 | 4 |
| 2007 | 1 | 5 |
| 2008 | 1 | 5 |
| 2009 | 2 | 13 |
| 2010 | 6 | 14 |
| 2011 | 5 | 8 |
| 2012 | 5 | 10 |
| 2013 | 3 | 5 |
| 2014 | 10 | 11 |
| 2015 | 10 | 13 |
| 2016 | 13 | 34 |
| 2017 | 14 | 18 |
| 2018 | 15 | 16 |
| 2019 | 22 | 14 |
| 2020 | 14 | 20 |
| 2021 | 16 | 22 |
| 2022 | 20 | 14 |
| 2023 | 15 | 13 |
| 2024 | 17 | 11 |
| 2025 | 13 | 3 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Diffuser plate, display device, projecting device, and lighting device6 Oct 2026US 12,754,352 B2Dexerials Corporation
- Progressive frost in a luminaire8 Sep 2026US 12,729,831 B2Robe Lighting s.r.o.
- System and method for polarization imaging4 Aug 2026US 12,699,042 B2Ramot at Tel-Aviv University Ltd.
- Reflective and refractive diffuser19 May 2026US 12,631,801 B2Viavi Solutions Inc.
- Optical element comprising at least one holographic diffusive element7 Oct 2025US 12,436,322 B2Essilor International
- Progressive frost in a luminaire1 Jan 2026US 2026/0002655 A1Robe Lighting s.r.o.
- Variable divergence optical diffuser11 Dec 2025US 2025/0377535 A1B. E. Meyers & Co., Inc.
- Light conditioning of direct view display for cinema18 Sep 2025US 2025/0294122 A1IMAX Corporation
- Vanity Mirror With Second Mirror Assembly Magnetically Attached Thereto12 Jun 2025US 2025/0185787 A1simplehuman, LLC
- Lighting device14 Nov 2024US 2024/0379919 A1LG Innotek Co., Ltd.
Most cited
By later US patents
- Light diffuser with variable diffusion224US 6,846,098 B2Eastman Kodak Company · 2005
- Optical film and liquid crystal display device using the film159US 5,600,462 AInternational Business Machines Corporation · 1997
- Plane light source unit and method for manufacturing holographic light-guide used for the same60US 6,480,307 B12002
- Optical film and liquid-crystal display device55US 6,603,520 B2Nitto Denko Corporation · 2003
- Light scattering light guide and applied optical apparatuses49US 5,542,017 A1996