G02B 6/4289
By inducing bending, microbending or macrobending, to the light guide
Official title: {by inducing bending, microbending or macrobending, to the light guide}
G02B6/4289 (By inducing bending, microbending or macrobending, to the light guide) appears on 105 US grants and 38 published applications in this corpus.
Search patents in G02B- Granted patents
- 105
- Published applications
- 38
- Assignees
- 57
- Inventors
- 194
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 7 | 0 |
| 1988 | 7 | 0 |
| 1989 | 10 | 0 |
| 1990 | 4 | 0 |
| 1991 | 12 | 0 |
| 1992 | 7 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 2 |
| 2003 | 3 | 2 |
| 2004 | 2 | 2 |
| 2005 | 1 | 1 |
| 2006 | 1 | 2 |
| 2007 | 1 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 2 |
| 2010 | 0 | 0 |
| 2011 | 2 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 3 |
| 2017 | 1 | 4 |
| 2018 | 3 | 1 |
| 2019 | 0 | 1 |
| 2020 | 3 | 1 |
| 2021 | 0 | 2 |
| 2022 | 2 | 2 |
| 2023 | 1 | 2 |
| 2024 | 3 | 1 |
| 2025 | 0 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Wavelength-detecting optical fiber identifier apparatus and method11 Aug 2026US 12,704,691 B2AFL Telecommunications LLC
- Optical construction26 Nov 2024US 12,153,245 B23M Innovative Properties Company
- Optical fiber lateral input/output device20 Aug 2024US 12,066,666 B2Nippon Telegraph and Telephone Corporation
- Optical fiber side input and output device23 Jan 2024US 11,880,069 B2Nippon Telegraph and Telephone Corporation
- Optical fiber cladding light stripper7 Feb 2023US 11,575,239 B2nLIGHT, Inc.
- Diagonal directional coupler elevator30 Apr 2026US 2026/0118612 A1Psiquantum, Corp.
- Optical monitor device and optical intensity measurement method29 Jan 2026US 2026/0029305 A1Nippon Telegraph and Telephone Corporation
- Optical module with spatial seperation between optical fiber and optical communication assembly and optical coupling configuration thereof2 Oct 2025US 2025/0306310 A1Prime World International Holdings Ltd.
- Wavelength-detecting optical fiber indentifier apparatus and method17 Oct 2024US 2024/0345347 A1AFL Telecommunications LLC
- Optical construction16 Nov 2023US 2023/0367057 A13M Innovative Properties Company
Most cited
By later US patents
- Distribution optical fiber tap60US 4,889,403 ARaychem Corporation · 1989
- Optical fiber power taps employing mode coupling means57US 3,931,518 ABell Telephone Laboratories, Incorporated · 1976
- Optical fiber power taps52US 3,982,123 ABell Telephone Laboratories, Incorporated · 1976
- Optical coupler for optical fibres45US 4,253,727 ACompagnie Generale d'Electricite · 1981
- Fiber optic bus manifold41US 4,317,614 AGeneral Dynamics, Pomona Division · 1982