G02B 5/0205
Characterised by the diffusing properties
Official title: {characterised by the diffusing properties}
G02B5/0205 (Characterised by the diffusing properties) appears on 3,392 US grants and 4,536 published applications in this corpus.
Search patents in G02B- Granted patents
- 3,392
- Published applications
- 4,536
- Assignees
- 1,226
- Inventors
- 7,614
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 8 | 0 |
| 1990 | 8 | 0 |
| 1991 | 9 | 0 |
| 1992 | 9 | 0 |
| 1993 | 8 | 0 |
| 1994 | 7 | 0 |
| 1995 | 9 | 0 |
| 1996 | 10 | 0 |
| 1997 | 10 | 0 |
| 1998 | 21 | 0 |
| 1999 | 37 | 0 |
| 2000 | 29 | 0 |
| 2001 | 38 | 24 |
| 2002 | 28 | 47 |
| 2003 | 41 | 64 |
| 2004 | 51 | 82 |
| 2005 | 52 | 89 |
| 2006 | 50 | 136 |
| 2007 | 56 | 158 |
| 2008 | 60 | 190 |
| 2009 | 70 | 200 |
| 2010 | 132 | 174 |
| 2011 | 80 | 135 |
| 2012 | 95 | 163 |
| 2013 | 99 | 181 |
| 2014 | 112 | 202 |
| 2015 | 145 | 224 |
| 2016 | 181 | 275 |
| 2017 | 196 | 282 |
| 2018 | 190 | 272 |
| 2019 | 264 | 298 |
| 2020 | 256 | 270 |
| 2021 | 211 | 252 |
| 2022 | 214 | 230 |
| 2023 | 166 | 194 |
| 2024 | 184 | 176 |
| 2025 | 153 | 135 |
| 2026 | 77 | 83 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G02B 5/021The diffusion taking place at the element's surface1,964
- G02B 5/0236The diffusion taking place within the volume of the element1,433
- G02B 5/0252Using holographic or diffractive means300
- G02B 5/0257Creating an anisotropic diffusion characteristic, i.e. distributing output differently in two perpendicular271
- G02B 5/0263With positional variation of the diffusing properties222
Recent patents
- Light diffuser6 Oct 2026US 12,753,903 B2Signify Holding B. V.
- Laminate and light diffusion control film6 Oct 2026US 12,754,351 B2Lintec Corporation
- Diffuser plate, display device, projecting device, and lighting device6 Oct 2026US 12,754,352 B2Dexerials Corporation
- Optical film, backlight, and display29 Sep 2026US 12,748,245 B23M Innovative Properties Company
- Method for scanning field correction at least of a laser scanner device, laser scanner device, scatter pattern element, scatter pattern holding device and scanning field correction system22 Sep 2026US 12,742,963 B2Novanta Europe GmbH
- Optical laminate and display apparatus8 Oct 2026US 2026/0307377 A1Nitto Denko Corporation
- Light diffusing film, manufacturing method thereof, and display apparatus comprising same8 Oct 2026US 2026/0309901 A1Samsung Electronics Co., Ltd.
- Illumination line generation by double-duty diffusion1 Oct 2026US 2026/0299175 A1Cognex Corporation
- Display device and light diffusion optical film thereof1 Oct 2026US 2026/0299176 A1Twin Beam Co., Ltd.
- Electronic device1 Oct 2026US 2026/0299185 A1Innolux Corporation
Most cited
By later US patents
- Light directing film having variable height structured surface and light directing article constructed therefrom296US 5,771,328 AMinnesota Mining and Manufacturing Company · 1998
- Front-lit liquid crystal display having brightness enhancing film with microridges which directs light through the display to a reflector276US 5,608,550 AMinnesota Mining and Manufacturing Company · 1997
- Sensor configuration for substantial spacing from a small aperture267US 6,831,268 B2Gentex Corporation · 2004
- Virtual object display interface between a wearable device and a mobile device264US 11,169,600 B1Snap Inc. · 2021
- Light diffuser with variable diffusion224US 6,846,098 B2Eastman Kodak Company · 2005