G02B 6/29337
Cavities of the linear kind
Official title: {Cavities of the linear kind, e.g. formed by reflectors at ends of a light guide}
G02B6/29337 (Cavities of the linear kind) appears on 25 US grants and 16 published applications in this corpus.
Search patents in G02B- Granted patents
- 25
- Published applications
- 16
- Assignees
- 16
- Inventors
- 53
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 2 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 2 |
| 2015 | 2 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 2 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 2 | 2 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 2 |
| 2025 | 1 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optical devices14 Oct 2025US 12,442,971 B2Viavi Solutions Inc.
- Optical micro-electromechanical system with flip chip packaging14 May 2024US 11,982,850 B2Anyon Technologies Pte. Ltd.
- Single quantum emitter single photon source and producing a single photon stream20 Sep 2022US 11,451,306 B2Government of the United States of America, AS Represented By the Secretary of Commerce
- Methods and apparatus for cavity angle tuning for operating condition optimization26 Oct 2021US 11,159,245 B2Raytheon Company
- Optical devices23 Feb 2021US 10,928,579 B2Viavi Solutions Inc.
- Photonic filter7 May 2026US 2026/0126676 A1Telefonaktiebolaget LM Ericsson (publ)
- Optical devices12 Mar 2026US 2026/0072206 A1Viavi Solutions Inc.
- Opto-mechanical array device22 Aug 2024US 2024/0280754 A1Nippon Telegraph and Telephone Corporation
- Optical micro-electromechanical system with flip chip packaging29 Feb 2024US 2024/0069292 A1Anyon Technologies Pte. Ltd.
- Optical devices13 May 2021US 2021/0141144 A1Viavi Solutions Inc.
Most cited
By later US patents
- Optical communication systems using raman repeaters and components therefor167US 4,616,898 APolaroid Corporation · 1986
- Optical resonant cavity filters66US 4,720,160 APolaroid Corporation · 1988
- Optical waveguide amplifier and laser49US 4,852,117 APolaroid Corporation · 1989
- Narrow-linewidth resonant optical device, transmitter, system, and method45US 4,852,960 AAmerican Telephone and Telegraph Company, AT&T Bell Laboratories · 1989
- Filter tap for optical communications systems32US 4,768,849 A1988