G02B 6/243
As light absorbers
Official title: {as light absorbers}
G02B6/243 (As light absorbers) appears on 105 US grants and 81 published applications in this corpus.
Search patents in G02B- Granted patents
- 105
- Published applications
- 81
- Assignees
- 85
- Inventors
- 288
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 4 | 2 |
| 2003 | 2 | 4 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 3 | 3 |
| 2007 | 1 | 3 |
| 2008 | 2 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 3 |
| 2011 | 1 | 1 |
| 2012 | 1 | 3 |
| 2013 | 3 | 0 |
| 2014 | 1 | 3 |
| 2015 | 2 | 7 |
| 2016 | 4 | 0 |
| 2017 | 4 | 11 |
| 2018 | 4 | 3 |
| 2019 | 4 | 7 |
| 2020 | 7 | 4 |
| 2021 | 3 | 2 |
| 2022 | 5 | 9 |
| 2023 | 4 | 3 |
| 2024 | 2 | 7 |
| 2025 | 7 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optical waveguide terminators with doped waveguides10 Feb 2026US 12,547,044 B2
- Pre-initiated optical fibers and methods of making thereof19 Aug 2025US 12,392,039 B2Biolase Mg LLC
- Nonreciprocal solar thermophotovoltaics12 Aug 2025US 12,388,390 B2University of Houston System
- Optical waveguide termination5 Aug 2025US 12,379,544 B2Taiwan Semiconductor Manufacturing Company.Ltd
- High index edge blackening material29 Jul 2025US 12,372,792 B2APPLIED Materials.Inc.
- Light emitting device including a light absorbing cladding region on edges of a core layer of a film-based lightguide29 May 2025US 2025/0172734 A1Azumo, Inc.
- Semiconductor structure and method for forming the same22 May 2025US 2025/0164691 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Optical waveguide termination28 Nov 2024US 2024/0393536 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Photo-detector29 Feb 2024US 2024/0069280 A1Nippon Telegraph and Telephone Corporation
- Optical assembly to modify numerical aperture of a laser beam29 Feb 2024US 2024/0072504 A1nLIGHT, Inc.
Most cited
By later US patents
- Fiber optic connector terminator143US 5,058,983 AAster Co., Ltd. · 1991
- Apparatus comprising a low reflection optical fiber termination62US 5,263,103 AAT&T Bell Laboratories · 1993
- Optical fiber grating and method of manufacturing the same62US 5,867,618 ASumitomo Electric Industries, Ltd. · 1999
- Optical terminator54US 5,619,610 ALucent Technologies Inc. · 1997
- Multi-neckdown fiber optic coupler51US 5,664,037 ACorning Incorporated · 1997