G02F 2203/56
Frequency comb synthesizer
G02F2203/56 (Frequency comb synthesizer) appears on 187 US grants and 213 published applications in this corpus.
Search patents in G02F- Granted patents
- 187
- Published applications
- 213
- Assignees
- 158
- Inventors
- 541
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 3 |
| 2003 | 1 | 3 |
| 2004 | 2 | 1 |
| 2005 | 2 | 2 |
| 2006 | 3 | 2 |
| 2007 | 1 | 4 |
| 2008 | 4 | 2 |
| 2009 | 2 | 5 |
| 2010 | 2 | 2 |
| 2011 | 7 | 6 |
| 2012 | 3 | 7 |
| 2013 | 7 | 5 |
| 2014 | 6 | 8 |
| 2015 | 9 | 10 |
| 2016 | 10 | 9 |
| 2017 | 4 | 7 |
| 2018 | 12 | 14 |
| 2019 | 15 | 11 |
| 2020 | 10 | 7 |
| 2021 | 11 | 17 |
| 2022 | 12 | 14 |
| 2023 | 9 | 17 |
| 2024 | 14 | 22 |
| 2025 | 21 | 17 |
| 2026 | 8 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Non-gaussian photonic state engineering29 Sep 2026US 12,748,338 B2Arizona Board of Regents on Behalf of the University of Arizona
- Optical fiber based optical radiation modulation device1 Sep 2026US 12,725,997 B2City University of Hong Kong
- Frequency-domain arbitrary linear transformations for photons18 Aug 2026US 12,710,587 B2The Board of Trustees of the Leland Stanford Junior University
- Wavefront control device and adaptive optics device4 Aug 2026US 12,699,301 B2The University of Electro-Communications
- Interferometric resonator optical gyroscope with optical frequency comb5 May 2026US 12,618,674 B2Honeywell International Inc.
- Switchable Optical Light Source and Light Switching Unit24 Sep 2026US 2026/0287966 A1Universiteit Twente
- Integrated Frequency Modulated Optical Parametric Oscillator Frequency Combs and Optical Spectroscopy using same17 Sep 2026US 2026/0277072 A1The Board of Trustees of the Leland Stanford Junior University
- Frequency comb stabilization using combined detection10 Sep 2026US 2026/0269558 A1ColdQuanta, Inc.
- Discrete-time light sources based on integrated photonics6 Aug 2026US 2026/0227568 A1President and Fellows of Harvard College
- Dual comb generating apparatus and spectroscopy system including the same23 Jul 2026US 2026/0210850 A1Electronics and Telecommunications Research Institute
Most cited
By later US patents
- Opto-electronic oscillator having a positive feedback with an open loop gain greater than one153US 5,723,856 ACalifornia Institute of Technology · 1998
- Multi-Loop opto-electronic microwave oscillator with a wide tuning range117US 5,777,778 ACalifornia Institute of Technology · 1998
- Comb generating optical cavity that includes an optical amplifier and an optical modulator62US 6,201,638 B1Nist · 2001
- Multi-wavelength laser source56US 5,963,567 ALucent Technologies Inc. · 1999
- Laser based frequency standards and their applications45US 7,809,222 B2Imra America, Inc. · 2010