G02B 6/02123
Characterised by the method of manufacture of the grating
Official title: {characterised by the method of manufacture of the grating (photolithography G03F7/0005)}
G02B6/02123 (Characterised by the method of manufacture of the grating) appears on 601 US grants and 467 published applications in this corpus.
Search patents in G02B- Granted patents
- 601
- Published applications
- 467
- Assignees
- 279
- Inventors
- 1,200
- Latest grant
- 18 Aug 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 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 7 | 0 |
| 1995 | 7 | 0 |
| 1996 | 9 | 0 |
| 1997 | 16 | 0 |
| 1998 | 29 | 0 |
| 1999 | 30 | 0 |
| 2000 | 24 | 0 |
| 2001 | 51 | 17 |
| 2002 | 42 | 36 |
| 2003 | 43 | 63 |
| 2004 | 45 | 47 |
| 2005 | 33 | 25 |
| 2006 | 29 | 34 |
| 2007 | 17 | 11 |
| 2008 | 17 | 12 |
| 2009 | 13 | 19 |
| 2010 | 12 | 7 |
| 2011 | 6 | 7 |
| 2012 | 9 | 4 |
| 2013 | 4 | 8 |
| 2014 | 5 | 12 |
| 2015 | 3 | 10 |
| 2016 | 12 | 9 |
| 2017 | 12 | 13 |
| 2018 | 11 | 15 |
| 2019 | 10 | 14 |
| 2020 | 18 | 20 |
| 2021 | 15 | 23 |
| 2022 | 14 | 17 |
| 2023 | 15 | 14 |
| 2024 | 10 | 15 |
| 2025 | 10 | 8 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G02B 6/02133Using beam interference344
- G02B 6/02152Involving moving the fibre or a manufacturing element, stretching of the fibre136
- G02B 6/02147Point by point fabrication, i.e. grating elements induced one step at a88
- G02B 6/02142Based on illuminating or irradiating an amplitude mask, i.e. a mask having78
- G02B 2006/02161Grating written by radiation passing through the protective fibre coatingIndexing code46
- G02B 6/02128Internal inscription, i.e. grating written by light propagating within the fibre22
- G02B 2006/02166Methods of designing the gratings, i.e. calculating the structureIndexing code14
- G02B 2006/02157Grating written during drawing of the fibreIndexing code7
Recent patents
- Optoelectronic device18 Aug 2026US 12,710,604 B2Advanced Semiconductor Engineering, Inc.
- Phase-shifted fiber bragg grating sensor and method for producing same16 Jun 2026US 12,656,543 B2National Research Council of Canada
- Structured film and method of using same to form a pattern on a substrate12 May 2026US 12,625,423 B23M Innovative Properties Company
- Low scattering loss high temperature stable fiber Bragg grating sensor based on micropore formation and method for producing same28 Apr 2026US 12,613,372 B2National Research Council of Canada
- Method and apparatus for fabrication of large three-dimensional single colloidal crystals for bragg diffraction of infrared light2 Dec 2025US 12,487,396 B2Nano Racks, LLC
- Structured Film and Method of Using Same to Form a Pattern on a Substrate27 Aug 2026US 2026/0251967 A13M Innovative Properties Company
- Overlapped Fiber Bragg Gratings With Different Reflectivities13 Aug 2026US 2026/0235800 A1Intuitive Surgical Operations, Inc.
- Strong, fatigue-resistant optical fiber with enhanced side irradiation23 Jul 2026US 2026/0211174 A1
- Fiber bragg grating element and method for producing same25 Jun 2026US 2026/0177742 A1Waseda University
- Method and apparatus for fabrication of large three-dimensional single colloidal crystals for bragg diffraction of infrared light28 May 2026US 2026/0147152 A1NanoRacks, LLC
Most cited
By later US patents
- Filament organizer212US 6,600,866 B23M Innovative Properties Company · 2003
- Method for impressing gratings within fiber optics204US 4,725,110 AUnited Technologies Corporation · 1988
- Method of fabricating Bragg gratings using a silica glass phase grating mask and mask used by same192US 5,367,588 AHer Majesty the Queen in right of Canada, as represented by the Minister of Communications · 1994
- Fabrication of small-scale cylindrical articles186US 5,951,881 APresident and Fellows of Harvard College · 1999
- Method for impressing gratings within fiber optics178US 4,807,950 AUnited Technologies Corporation · 1989