G02B 6/02204
Using thermal effects
Official title: {using thermal effects, e.g. heating or cooling of a temperature sensitive mounting body (optical modulation using thermo-optic effect G02F1/0147)}
G02B6/02204 (Using thermal effects) appears on 153 US grants and 124 published applications in this corpus.
Search patents in G02B- Granted patents
- 153
- Published applications
- 124
- Assignees
- 89
- Inventors
- 375
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 7 | 0 |
| 2001 | 14 | 0 |
| 2002 | 8 | 8 |
| 2003 | 6 | 23 |
| 2004 | 18 | 11 |
| 2005 | 10 | 15 |
| 2006 | 19 | 6 |
| 2007 | 6 | 8 |
| 2008 | 6 | 2 |
| 2009 | 5 | 4 |
| 2010 | 3 | 2 |
| 2011 | 0 | 3 |
| 2012 | 4 | 5 |
| 2013 | 0 | 5 |
| 2014 | 3 | 2 |
| 2015 | 4 | 6 |
| 2016 | 5 | 2 |
| 2017 | 3 | 2 |
| 2018 | 4 | 3 |
| 2019 | 3 | 4 |
| 2020 | 2 | 4 |
| 2021 | 1 | 0 |
| 2022 | 3 | 5 |
| 2023 | 1 | 0 |
| 2024 | 3 | 1 |
| 2025 | 1 | 3 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optical sensor and system6 Oct 2026US 12,754,132 B2The University of Sydney
- Method and system for stabilizing fiber grating optical parameters25 Feb 2025US 12,235,496 B2RAM Photonics Industrial, LLC
- Microstructured optical fiber sensor3 Dec 2024US 12,158,377 B2The University of Adelaide
- Method and system for stabilizing fiber grating optical parameters16 Apr 2024US 11,960,130 B2RAM Photonics Industrial, LLC
- Window-based temperature determination and/or display2 Apr 2024US 11,946,814 B2Toyota Motor Engineering & Manufacturing North America, Inc.
- Optical Sensor and System5 Jun 2025US 2025/0180472 A1The University of Sydney
- Method and system for stabilizing fiber grating optical parameters22 May 2025US 2025/0164716 A1RAM Photonics Industrial, LLC
- Wavelength-stabilised narrow-linewidth mode-locked picosecond laser system27 Mar 2025US 2025/0105581 A1Nkt Photonics A/S
- Method and system for stabilizing fiber grating optical parameters11 Jul 2024US 2024/0231019 A1RAM Photonics Industrial, LLC
- Window-based temperature determination and/or display15 Dec 2022US 2022/0397464 A1Toyota Motor Engineering & Manufacturing North America, Inc.
Most cited
By later US patents
- Variable optical fiber Bragg filter arrangement226US 5,007,705 AUnited Technologies Corporation · 1991
- Method for impressing gratings within fiber optics204US 4,725,110 AUnited Technologies Corporation · 1988
- Method for impressing gratings within fiber optics178US 4,807,950 AUnited Technologies Corporation · 1989
- Expandable wavelength division multiplexed optical communications systems88US 5,557,439 ACiena Corporation · 1996
- Fiber optic sensor having a multicore optical fiber and an associated sensing method75US 5,563,967 AMcDonnell Douglas Corporation · 1996