G02B 6/02119
Photosensitivity profiles determining the grating structure
Official title: {Photosensitivity profiles determining the grating structure, e.g. radial or longitudinal}
G02B6/02119 (Photosensitivity profiles determining the grating structure) appears on 31 US grants and 25 published applications in this corpus.
Search patents in G02B- Granted patents
- 31
- Published applications
- 25
- Assignees
- 22
- Inventors
- 92
- Latest grant
- 21 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 0 |
| 2002 | 4 | 5 |
| 2003 | 1 | 7 |
| 2004 | 4 | 2 |
| 2005 | 3 | 1 |
| 2006 | 3 | 0 |
| 2007 | 1 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 2 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 1 |
| 2021 | 1 | 2 |
| 2022 | 1 | 1 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
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Most cited
By later US patents
- Device for tapping radiation from, or injecting radiation into, single made optical fiber, and communication system comprising same55US 4,749,248 AAmerican Telephone and Telegraph Company, AT&T Bell Laboratories · 1988
- Optical fiber having a bragg grating formed in its cladding40US 6,321,007 B1CiDRA Corporation · 2001
- Waveguide narrowband rejection filter32US 6,005,999 A3M Innovative Properties Company · 1999
- Preform holey optical fibre, a holey optical fibre, and a method for their production25US 7,116,875 B2Crystal Fibre A/S · 2006
- Optical fiber with built-in grating and optical fiber for forming grating therein22US 6,842,566 B2Sumitomo Electric Industries, Ltd. · 2005