G02F
Optical devices or arrangements for the control of light by modification of
Official title: Optical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein; non-linear optics; frequency-changing of light; optical logic elements; optical analogue/digital converters
G02F (Optical devices or arrangements for the control of light by modification of) appears on 101,608 US grants and 107,930 published applications in this corpus.
Search patents in G02F- Granted patents
- 101,608
- Published applications
- 107,930
- Assignees
- 9,886
- Inventors
- 99,444
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 305 | 0 |
| 1977 | 224 | 0 |
| 1978 | 229 | 0 |
| 1979 | 133 | 0 |
| 1980 | 224 | 0 |
| 1981 | 232 | 0 |
| 1982 | 154 | 0 |
| 1983 | 235 | 0 |
| 1984 | 228 | 0 |
| 1985 | 276 | 0 |
| 1986 | 246 | 0 |
| 1987 | 409 | 0 |
| 1988 | 485 | 0 |
| 1989 | 586 | 0 |
| 1990 | 567 | 0 |
| 1991 | 653 | 0 |
| 1992 | 800 | 0 |
| 1993 | 723 | 0 |
| 1994 | 781 | 0 |
| 1995 | 790 | 0 |
| 1996 | 941 | 0 |
| 1997 | 941 | 0 |
| 1998 | 1367 | 0 |
| 1999 | 1229 | 0 |
| 2000 | 1431 | 0 |
| 2001 | 1583 | 833 |
| 2002 | 1549 | 2502 |
| 2003 | 1937 | 2630 |
| 2004 | 2208 | 3179 |
| 2005 | 2065 | 3697 |
| 2006 | 2379 | 3872 |
| 2007 | 2142 | 4239 |
| 2008 | 2394 | 4160 |
| 2009 | 2749 | 4390 |
| 2010 | 3402 | 4273 |
| 2011 | 3404 | 3900 |
| 2012 | 3464 | 4048 |
| 2013 | 3486 | 4214 |
| 2014 | 3655 | 4618 |
| 2015 | 3898 | 5165 |
| 2016 | 4310 | 5735 |
| 2017 | 4747 | 5601 |
| 2018 | 4679 | 6040 |
| 2019 | 5813 | 5908 |
| 2020 | 5456 | 5368 |
| 2021 | 4626 | 5540 |
| 2022 | 4365 | 4298 |
| 2023 | 3911 | 4046 |
| 2024 | 4006 | 4295 |
| 2025 | 3413 | 3214 |
| 2026 | 1778 | 2165 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
- G02F 1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation100,022
- G02F 2201/00Constructional arrangements not provided for in groups g02f1/00 - g02f7/00Indexing code15,265
- G02F 2202/00Materials and propertiesIndexing code8,936
- G02F 2203/00Function characteristicIndexing code8,721
- G02F 2413/00Indexing scheme related to g02f1/13363, i.e. to birefringent elementsIndexing code1,356
- G02F 2/00Demodulating light704
- G02F 3/00Optical logic elements672
- G02F 7/00Optical analogue/digital converters203
Recent patents
- Wavelength conversion member6 Oct 2026US 12,752,518 B2Nichia Corporation
- Multiplexed readout of quantum devices6 Oct 2026US 12,754,222 B2Fermi Forward Discovery Group, LLC
- Volumetric, nonlocal metasurface device that maps certain incident electromagnetic waves to at least one spot on a surface of the device, and methods of manufacture6 Oct 2026US 12,754,347 B2
- Laser sparing architectures for multi-wavelength laser arrays6 Oct 2026US 12,754,377 B2NVIDIA Corporation
- Rapidly reversible and wavelength-tunable photochromic compositions, systems, and methods6 Oct 2026US 12,754,443 B1HRL Laboratories, LLC
- Additive manufacturing systems and related methods utilizing risley prism beam steering8 Oct 2026US 2026/0307171 A1VulcanForms Inc.
- Light modulating device and manufacturing method8 Oct 2026US 2026/0307365 A1Dai Nippon Printing Co.Ltd.
- Optical laminate and display apparatus8 Oct 2026US 2026/0307377 A1Nitto Denko Corporation
- Ink composition, film using the same, and electrophoretic display device8 Oct 2026US 2026/0308408 A1Samsung Display Co., Ltd.
- Polyamide-imide-based film, preparation method thereof, and cover window and display device comprising the same8 Oct 2026US 2026/0308414 A1Microworks Solutions Co., Ltd.
Most cited
By later US patents
- Methods for forming liquid crystal displays including thin film transistors and gate pads having a particular structure4,059US 5,731,856 ASamsung Electronics Co., Ltd. · 1998
- Semiconductor device having a transparent switching element3,952US 5,744,864 AU. S. Philips Corporation · 1998
- Multipoint touchscreen3,397US 7,663,607 B2Apple Inc. · 2010
- Stable conjugated polymer electrochromic devices incorporating ionic liquids1,453US 6,667,825 B2Santa Fe Science and Technology, Inc. · 2003
- Electrochromic mirrors and devices1,077US 5,724,187 ADonnelly Corporation · 1998