G02F 1/3538
For optical phase conjugation
Official title: {for optical phase conjugation (controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation using optical phase conjugation H01S3/10076)}
G02F1/3538 (For optical phase conjugation) appears on 106 US grants and 22 published applications in this corpus.
Search patents in G02F- Granted patents
- 106
- Published applications
- 22
- Assignees
- 50
- Inventors
- 174
- Latest grant
- 8 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 11 | 0 |
| 1989 | 7 | 0 |
| 1990 | 12 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 1 | 0 |
| 1994 | 6 | 0 |
| 1995 | 3 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 6 |
| 2003 | 2 | 0 |
| 2004 | 2 | 1 |
| 2005 | 1 | 4 |
| 2006 | 2 | 1 |
| 2007 | 1 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 1 | 0 |
| 2021 | 1 | 2 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Optical parametric oscillator system8 Jul 2025US 12,353,113 B2Heriot-Watt University
- Truncated nonlinear interferometer-based sensor system31 Dec 2024US 12,181,773 B2UT-Battelle, LLC
- Truncated non-linear interferometer-based sensor system24 Jan 2023US 11,561,453 B2UT-Battelle, LLC
- Truncated nonlinear interferometer-based atomic force microscopes14 Sep 2021US 11,119,386 B2UT-Battelle, LLC
- Ultraslow light and nondegenerate phase conjugation-based real-time, non-invasive, in-vivo deep-tissue optical imaging apparatus, photodynamic therapy apparatus, optical imaging method and photodynamic therapy method25 Aug 2020US 10,750,948 B2Gwangju Institute of Science and Technology
- Ultra-wideband white noise generation apparatus based on chaotic micro-ring optical frequency combs19 Jun 2025US 2025/0199377 A1Guangdong University of Technology
- Optical Parametric Oscillator System1 Feb 2024US 2024/0036435 A1Heriot-Watt University
- Truncated nonlinear interferometer-based sensor system25 May 2023US 2023/0161220 A1UT-Battelle, LLC
- Truncated non-linear interferometer-based sensor system30 Dec 2021US 2021/0405503 A1UT-Battelle, LLC
- Truncated nonlinear interferometer-based atomic force microscopes24 Jun 2021US 2021/0190819 A1UT-Battelle, LLC
Most cited
By later US patents
- Optical communication system compensating for chromatic dispersion and phase conjugate light generator for use therewith94US 5,798,853 AFujitsu Limited · 1998
- Sensors employing nanoparticles and microcavities93US 6,781,690 B2New Mexico State University Technology Transfer Corporation · 2004
- Application of phase conjugate optics to optical systems60US 5,596,667 AFujitsu Limited · 1997
- Nonlinear optical element and uses thereof53US 5,231,533 AJapan Synthetic Rubber Co., Ltd. · 1993
- Optical processing in III-V and II-VI compound semiconductors49US 4,948,212 ACalifornia Institute of Technology · 1990