G02F 1/0126
Opto-optical modulation, i.e. control of one light beam by another light beam
Official title: {Opto-optical modulation, i.e. control of one light beam by another light beam, not otherwise provided for in this subclass}
G02F1/0126 (Opto-optical modulation, i.e. control of one light beam by another light beam) appears on 504 US grants and 454 published applications in this corpus.
Search patents in G02F- Granted patents
- 504
- Published applications
- 454
- Assignees
- 320
- Inventors
- 1,176
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 11 | 0 |
| 1990 | 8 | 0 |
| 1991 | 6 | 0 |
| 1992 | 12 | 0 |
| 1993 | 11 | 0 |
| 1994 | 6 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 11 | 0 |
| 1998 | 7 | 0 |
| 1999 | 1 | 0 |
| 2000 | 10 | 0 |
| 2001 | 9 | 2 |
| 2002 | 12 | 13 |
| 2003 | 12 | 17 |
| 2004 | 9 | 22 |
| 2005 | 10 | 7 |
| 2006 | 12 | 15 |
| 2007 | 10 | 17 |
| 2008 | 14 | 12 |
| 2009 | 14 | 14 |
| 2010 | 12 | 15 |
| 2011 | 17 | 12 |
| 2012 | 14 | 6 |
| 2013 | 13 | 16 |
| 2014 | 8 | 25 |
| 2015 | 16 | 23 |
| 2016 | 24 | 31 |
| 2017 | 29 | 26 |
| 2018 | 24 | 33 |
| 2019 | 29 | 35 |
| 2020 | 22 | 27 |
| 2021 | 19 | 28 |
| 2022 | 23 | 16 |
| 2023 | 13 | 20 |
| 2024 | 20 | 8 |
| 2025 | 12 | 7 |
| 2026 | 6 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rapidly reversible and wavelength-tunable photochromic compositions, systems, and methods6 Oct 2026US 12,754,443 B1HRL Laboratories, LLC
- Optical component and light control device using the optical component15 Sep 2026US 12,734,864 B2Nissan Motor Co., Ltd.
- Rapid-darkening, wavelength-tunable photochromic compositions, systems, and methods15 Sep 2026US 12,735,628 B1HRL Laboratories, LLC
- Monolithic semiconductor-based optically addressable light valve comprising a liquid crystal layer7 Apr 2026US 12,596,281 B2Seurat Technologies, Inc.
- Parallel optical computing system7 Apr 2026US 12,596,393 B2Accord Pacific Europe SA
- Method for controlling refractive index of planar waveguide20 Aug 2026US 2026/0244068 A1Dispelix Oy
- Monolithic Semiconductor-Based Optically Addressable Light Valve30 Jul 2026US 2026/0219537 A1Seurat Technologies, Inc.
- Tunable and long-lived light reflection from liquid crystals using hydrazone dopants23 Jul 2026US 2026/0209172 A1Trustees of Dartmouth College
- Display and Display Arrangement Comprising an Upconversion Material in Conjunction with a Photochromic and/or Photoelectrochromic Material16 Jul 2026US 2026/0202692 A1
- Transparent wood composite, method for preparing the same, and optical film comprising the same9 Jul 2026US 2026/0192486 A1Hyundai Motor Company
Most cited
By later US patents
- Controllable surface filter264US 5,619,366 ATexas Instruments Incorporated · 1997
- Elecronically tunable optical periodic surface filters with an alterable resonant frequency262US 5,619,365 ATexas Instruments Incorporated · 1997
- Variable optical fiber Bragg filter arrangement226US 5,007,705 AUnited Technologies Corporation · 1991
- Variable ratio fiber optic coupler optical signal processing element145US 5,136,669 ASperry Marine Inc. · 1992
- Tunable nonlinearly chirped grating113US 5,982,963 AUniversity of Southern California · 1999