G02B 6/0036
2-d arrangement of prisms, protrusions, indentations or roughened surfaces
Official title: {2-D arrangement of prisms, protrusions, indentations or roughened surfaces}
G02B6/0036 (2-d arrangement of prisms, protrusions, indentations or roughened surfaces) appears on 2,487 US grants and 3,075 published applications in this corpus.
Search patents in G02B- Granted patents
- 2,487
- Published applications
- 3,075
- Assignees
- 847
- Inventors
- 4,909
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 8 | 0 |
| 1995 | 5 | 0 |
| 1996 | 12 | 0 |
| 1997 | 8 | 0 |
| 1998 | 12 | 0 |
| 1999 | 18 | 0 |
| 2000 | 20 | 0 |
| 2001 | 18 | 22 |
| 2002 | 32 | 41 |
| 2003 | 35 | 65 |
| 2004 | 54 | 80 |
| 2005 | 40 | 88 |
| 2006 | 51 | 86 |
| 2007 | 57 | 79 |
| 2008 | 54 | 105 |
| 2009 | 53 | 103 |
| 2010 | 67 | 101 |
| 2011 | 60 | 116 |
| 2012 | 67 | 113 |
| 2013 | 91 | 117 |
| 2014 | 98 | 142 |
| 2015 | 96 | 156 |
| 2016 | 92 | 157 |
| 2017 | 127 | 163 |
| 2018 | 117 | 162 |
| 2019 | 180 | 181 |
| 2020 | 203 | 179 |
| 2021 | 177 | 172 |
| 2022 | 145 | 143 |
| 2023 | 113 | 158 |
| 2024 | 140 | 159 |
| 2025 | 125 | 123 |
| 2026 | 84 | 64 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Waveguide manufacturing methods6 Oct 2026US 12,754,361 B2RealD Spark, LLC
- Light source module and electrophoretic display device29 Sep 2026US 12,748,333 B2E Ink Holdings Inc.
- Parallel plate waveguides15 Sep 2026US 12,736,735 B2Vuzix Corporation
- Surface light source module and display device15 Sep 2026US 12,736,736 B2Coretronic Corporation
- Maskless coating as a patterning mask for external stimuli in depositions8 Oct 2026US 2026/0309907 A1APPLIED Materials.Inc.
- Illumination device and steering device using the same1 Oct 2026US 2026/0296306 A1Toyoda Gosei Co., Ltd.
- Waveguides having integrated spacers, waveguides having edge absorbers, and methods for making the same1 Oct 2026US 2026/0299187 A1Magic Leap, Inc.
- Track lighting system24 Sep 2026US 2026/0287133 A1Signify Holding B. V.
- Vehicle lamp17 Sep 2026US 2026/0276169 A1Nichia Corporation
Most cited
By later US patents
- Protective cover for a lighting device1,137US 6,185,356 B2Lumitex, Inc. · 2001
- High-density illumination system467US 6,871,982 B2Digital Optics International Corporation · 2005
- Illumination system for nonemissive electronic displays322US 6,376,828 B1E Ink Corporation · 2002
- Light emitting diode based products315US 7,161,313 B2Color Kinetics Incorporated · 2007
- Light guide plate and virtual image display apparatus having the same309US 8,662,686 B2Seiko Epson Corporation · 2014