G02F 1/31
Digital deflection, i.e. optical switching
Official title: Digital deflection, {i.e. optical switching}(G02F1/33 takes precedence)
G02F1/31 (Digital deflection, i.e. optical switching) appears on 2,015 US grants and 1,546 published applications in this corpus.
Search patents in G02F- Granted patents
- 2,015
- Published applications
- 1,546
- Assignees
- 767
- Inventors
- 3,473
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 13 | 0 |
| 1978 | 20 | 0 |
| 1979 | 14 | 0 |
| 1980 | 13 | 0 |
| 1981 | 13 | 0 |
| 1982 | 3 | 0 |
| 1983 | 15 | 0 |
| 1984 | 12 | 0 |
| 1985 | 13 | 0 |
| 1986 | 4 | 0 |
| 1987 | 24 | 0 |
| 1988 | 36 | 0 |
| 1989 | 36 | 0 |
| 1990 | 33 | 0 |
| 1991 | 40 | 0 |
| 1992 | 42 | 0 |
| 1993 | 29 | 0 |
| 1994 | 30 | 0 |
| 1995 | 34 | 0 |
| 1996 | 34 | 0 |
| 1997 | 33 | 0 |
| 1998 | 39 | 0 |
| 1999 | 56 | 0 |
| 2000 | 48 | 0 |
| 2001 | 73 | 16 |
| 2002 | 61 | 82 |
| 2003 | 72 | 105 |
| 2004 | 84 | 91 |
| 2005 | 79 | 79 |
| 2006 | 82 | 65 |
| 2007 | 58 | 41 |
| 2008 | 54 | 38 |
| 2009 | 37 | 47 |
| 2010 | 29 | 33 |
| 2011 | 29 | 29 |
| 2012 | 29 | 22 |
| 2013 | 26 | 37 |
| 2014 | 27 | 32 |
| 2015 | 35 | 114 |
| 2016 | 35 | 50 |
| 2017 | 50 | 72 |
| 2018 | 54 | 66 |
| 2019 | 66 | 69 |
| 2020 | 73 | 68 |
| 2021 | 51 | 80 |
| 2022 | 60 | 82 |
| 2023 | 61 | 58 |
| 2024 | 67 | 65 |
| 2025 | 39 | 58 |
| 2026 | 37 | 47 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Laser sparing architectures for multi-wavelength laser arrays6 Oct 2026US 12,754,377 B2NVIDIA Corporation
- Near eye display29 Sep 2026US 12,749,420 B2Tencent America LLC
- Beam scanning device and scanning method thereof22 Sep 2026US 12,742,996 B2Samsung Electronics Co., Ltd.
- Programmable photonic circuit22 Sep 2026US 12,742,997 B2Daegu Gyeongbuk Institute of Science and Technology
- Optical switch and switching method8 Sep 2026US 12,730,352 B2Fujikura Ltd.
- Integrated photonic 2x3 coupler1 Oct 2026US 2026/0299208 A1Cisco Technology, Inc.
- Optical Detection and Optical Switch Based on Interference between Narrow Beams24 Sep 2026US 2026/0287968 A1
- Virtual and augmented reality systems and methods17 Sep 2026US 2026/0277014 A1Magic Leap, Inc.
- Triply resonant electro-optic transducers10 Sep 2026US 2026/0267177 A1International Business Machines Corporation
- Materials for temperature-actuated optical switching at infrared wavelengths10 Sep 2026US 2026/0267197 A1SRI International
Most cited
By later US patents
- Virtual and augmented reality systems and methods701US 9,791,700 B2Magic Leap, Inc. · 2017
- Switchable optical components377US 6,567,573 B1DigiLens Inc. · 2003
- Light modulation by frustration of total internal reflection261US 6,819,471 B2E Ink Corporation · 2004
- Frequency selective interwaveguide coupler260US 4,026,632 ACanadian Patents and Development Limited · 1977
- Method for manipulating optical energy using poled structure216US 5,703,710 ADeacon Research · 1997