G02B 6/0073
Light emitting diode [led]
Official title: {Light emitting diode [LED]}
G02B6/0073 (Light emitting diode [led]) appears on 2,255 US grants and 2,812 published applications in this corpus.
Search patents in G02B- Granted patents
- 2,255
- Published applications
- 2,812
- Assignees
- 740
- Inventors
- 4,537
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 2 |
| 2002 | 4 | 8 |
| 2003 | 12 | 25 |
| 2004 | 12 | 22 |
| 2005 | 15 | 35 |
| 2006 | 16 | 40 |
| 2007 | 22 | 67 |
| 2008 | 27 | 99 |
| 2009 | 44 | 109 |
| 2010 | 57 | 129 |
| 2011 | 68 | 144 |
| 2012 | 87 | 198 |
| 2013 | 138 | 179 |
| 2014 | 148 | 144 |
| 2015 | 151 | 251 |
| 2016 | 166 | 247 |
| 2017 | 191 | 174 |
| 2018 | 169 | 149 |
| 2019 | 188 | 171 |
| 2020 | 157 | 129 |
| 2021 | 141 | 121 |
| 2022 | 124 | 82 |
| 2023 | 78 | 96 |
| 2024 | 90 | 95 |
| 2025 | 78 | 69 |
| 2026 | 37 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ultra-thin frontlight having an optical coupling element29 Sep 2026US 12,748,250 B2reMarkable AS
- Color liquid crystal displays and display backlights29 Sep 2026US 12,748,253 B2Bridgelux, Inc.
- Light source module and electrophoretic display device29 Sep 2026US 12,748,333 B2E Ink Holdings Inc.
- Lighting device with multiple light sources and light guide with bend angle that equals connection angle of the connection between light sources22 Sep 2026US 12,742,529 B2Signify Holding B. V.
- Wide-area illumination panels employing flexible printed circuits and side-emitting LEDs22 Sep 2026US 12,742,536 B2S.V.V. Technology Innovations, Inc.
- Single pupil rgb light source8 Oct 2026US 2026/0309995 A1Magic Leap, Inc.
- Backlight module and display device17 Sep 2026US 2026/0276880 A1Guangzhou China Star Optoelectronics Semiconductor Display Technology Co., LTd.
- Light guide plate design for asymmetric lighting27 Aug 2026US 2026/0251834 A1Signify Holding B. V.
- Backlight Module20 Aug 2026US 2026/0243942 A1Darwin Precisions Corporation
- Composite Optical Film6 Aug 2026US 2026/0227562 A1Ubright Optronics Corporation
Most cited
By later US patents
- Light emitting device having a nitride compound semiconductor and a phosphor containing a garnet fluorescent material1,017US 5,998,925 ANichia Kagaku Kogyo K. K. · 1999
- Light emitting device and system providing white light with various color temperatures564US 8,459,832 B2Samsung Electronics Co., Ltd. · 2013
- High-density illumination system467US 6,871,982 B2Digital Optics International Corporation · 2005
- Light emitting device having a nitride compound semiconductor and a phosphor containing a garnet fluorescent material351US 6,069,440 ANichia Kagaku Kogyo K. K. · 2000
- Light emitting diode lamp269US 4,929,866 AMitsubishi Cable Industries, Ltd. · 1990