G02F 1/395
In optical waveguides
Official title: {in optical waveguides}
G02F1/395 (In optical waveguides) appears on 187 US grants and 195 published applications in this corpus.
Search patents in G02F- Granted patents
- 187
- Published applications
- 195
- Assignees
- 140
- Inventors
- 464
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 2 |
| 2002 | 2 | 7 |
| 2003 | 4 | 2 |
| 2004 | 7 | 4 |
| 2005 | 4 | 5 |
| 2006 | 3 | 6 |
| 2007 | 3 | 3 |
| 2008 | 2 | 6 |
| 2009 | 5 | 5 |
| 2010 | 4 | 7 |
| 2011 | 4 | 5 |
| 2012 | 4 | 8 |
| 2013 | 7 | 6 |
| 2014 | 8 | 8 |
| 2015 | 11 | 8 |
| 2016 | 9 | 7 |
| 2017 | 6 | 3 |
| 2018 | 5 | 9 |
| 2019 | 13 | 3 |
| 2020 | 6 | 8 |
| 2021 | 6 | 12 |
| 2022 | 11 | 16 |
| 2023 | 12 | 18 |
| 2024 | 6 | 27 |
| 2025 | 19 | 3 |
| 2026 | 8 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Differential frequency generation29 Sep 2026US 12,749,866 B2The United States of America as represented by the Secretary of the Air Force
- Whispering gallery mode resonator based on cylindrical cavity in optical fiber and fabrication method thereof22 Sep 2026US 12,743,000 B2Shenzhen Technology University
- Wavelength converter and optical transmission system14 Jul 2026US 12,681,358 B2FINITY Inc.
- Multi-wavelength sources based on parametric amplification31 Mar 2026US 12,592,535 B2The Government of the United States of America, as represented by the Secretary of the Navy
- Fiber for optical power amplification and/or optical power generation31 Mar 2026US 12,592,537 B2The United States of America as represented by the Secretary of the Air Force
- Monolithically Integrated Photon Pair Source1 Oct 2026US 2026/0299372 A1Ferdinand-Braun-Institut Ggmbh, Leibniz-Institut FüR HöChstfrequenztechnik
- 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
- Displacement sensing10 Sep 2026US 2026/0266594 A1UNM Rainforest Innovations
- Multi-wavelength Sources based on Parametric Amplification2 Jul 2026US 2026/0188964 A1The Government of the United States of America, as represented by the Secretary of the Navy
- Photonic device with an optical parametric oscillator (opo) for providing an integrated multi-wavelength source18 Jun 2026US 2026/0169348 A1PINC Technologies Inc.
Most cited
By later US patents
- Ultrashort-pulse source with controllable multiple-wavelength output71US 6,154,310 AImra America, Inc. · 2000
- Comb generating optical cavity that includes an optical amplifier and an optical modulator62US 6,201,638 B1Nist · 2001
- Broad spectrum light source59US 7,787,503 B2Nkt Photonics A/S · 2010
- Ultrashort-pulse source with controllable multiple-wavelength output58US 6,549,547 B2Imra America, Inc. · 2003
- Ultrashort-pulse source with controllable multiple-wavelength output56US 6,334,011 B1Imra America, Inc. · 2001