G02F 1/213
Fabry-perot type
Official title: {Fabry-Perot type}
G02F1/213 (Fabry-perot type) appears on 200 US grants and 179 published applications in this corpus.
Search patents in G02F- Granted patents
- 200
- Published applications
- 179
- Assignees
- 155
- Inventors
- 506
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 8 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 0 |
| 2002 | 5 | 6 |
| 2003 | 4 | 9 |
| 2004 | 6 | 5 |
| 2005 | 4 | 7 |
| 2006 | 10 | 2 |
| 2007 | 4 | 5 |
| 2008 | 3 | 5 |
| 2009 | 4 | 3 |
| 2010 | 6 | 7 |
| 2011 | 5 | 7 |
| 2012 | 1 | 5 |
| 2013 | 5 | 2 |
| 2014 | 2 | 5 |
| 2015 | 6 | 11 |
| 2016 | 8 | 11 |
| 2017 | 10 | 12 |
| 2018 | 11 | 10 |
| 2019 | 6 | 7 |
| 2020 | 5 | 11 |
| 2021 | 6 | 11 |
| 2022 | 11 | 6 |
| 2023 | 14 | 8 |
| 2024 | 5 | 9 |
| 2025 | 9 | 7 |
| 2026 | 4 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Light detection device1 Sep 2026US 12,723,919 B2Hamamatsu Photonics K.K.
- Wavelength tunable device23 Jun 2026US 12,663,667 B2NTT, Inc.
- Tunable interference filter2 Jun 2026US 12,645,127 B2Seiko Epson Corporation
- Light detection device24 Feb 2026US 12,560,479 B2Hamamatsu Photonics K.K.
- Frequency-comb generation based on electro-optic phase-code mode-locking for circular-ranging OCT18 Nov 2025US 12,474,157 B2The General Hospital Corporation
- Switchable Optical Light Source and Light Switching Unit24 Sep 2026US 2026/0287966 A1Universiteit Twente
- Apparatus, system and method for providing a light-matter interface for enhancing transitions that generate single photons20 Aug 2026US 2026/0246224 A1Nu Quantum Ltd
- Photonic integrated circuit and methods for manufacturing and operating the same30 Jul 2026US 2026/0219524 A1Innolume GmbH
- Optical receiver and optical module with multiple wavelength tunable filters25 Jun 2026US 2026/0177847 A1Phovel. Co. Ltd
- Optical apparatus and wavelength-tunable laser26 Feb 2026US 2026/0056442 A1Furukawa Electric Co., Ltd.
Most cited
By later US patents
- Method and apparatus for interferometric modulation of light292US 6,466,354 B1Silicon Light Machines Corporation · 2002
- Microwave receiver front-end assembly and array245US 7,835,600 B1HRL Laboratories, LLC · 2010
- Optical modulation apparatus and measurement method198US 5,091,983 A1992
- Coherent light modulation and detector193US 5,153,771 ANorthrop Corporation · 1992
- Liquid crystal Fabry-Perot etalon with glass spacer93US 5,321,539 ANippon Telegraph and Telephone Corporation · 1994