G02B 6/305
And having an integrated mode-size expanding section
Official title: {and having an integrated mode-size expanding section, e.g. tapered waveguide}
G02B6/305 (And having an integrated mode-size expanding section) appears on 815 US grants and 910 published applications in this corpus.
Search patents in G02B- Granted patents
- 815
- Published applications
- 910
- Assignees
- 359
- Inventors
- 1,706
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 7 | 0 |
| 1996 | 6 | 0 |
| 1997 | 9 | 0 |
| 1998 | 6 | 0 |
| 1999 | 10 | 0 |
| 2000 | 4 | 0 |
| 2001 | 11 | 2 |
| 2002 | 13 | 25 |
| 2003 | 12 | 24 |
| 2004 | 13 | 15 |
| 2005 | 7 | 21 |
| 2006 | 19 | 16 |
| 2007 | 20 | 18 |
| 2008 | 12 | 12 |
| 2009 | 10 | 15 |
| 2010 | 16 | 19 |
| 2011 | 10 | 10 |
| 2012 | 15 | 19 |
| 2013 | 13 | 25 |
| 2014 | 18 | 10 |
| 2015 | 21 | 40 |
| 2016 | 32 | 47 |
| 2017 | 59 | 70 |
| 2018 | 61 | 58 |
| 2019 | 58 | 63 |
| 2020 | 53 | 42 |
| 2021 | 50 | 57 |
| 2022 | 44 | 67 |
| 2023 | 49 | 64 |
| 2024 | 58 | 71 |
| 2025 | 46 | 68 |
| 2026 | 33 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Edge coupler and method of forming the same6 Oct 2026US 12,754,374 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Semiconductor structure and method of fabricating the same29 Sep 2026US 12,748,258 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Optical waveguide element, and optical transmission apparatus and optical modulation device using same8 Sep 2026US 12,730,264 B2Sumitomo Osaka Cement Co., Ltd.
- Optical device, optical transmitter device, and optical receiver device18 Aug 2026US 12,710,584 B2Fujitsu Optical Components Limited
- Photonic semiconductor device, photonic semiconductor package using the same and manufacturing method thereof18 Aug 2026US 12,710,588 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Semiconductor structure and method of fabricating the same8 Oct 2026US 2026/0309918 A1Taiwan Semiconductor Manufacturing Company.Ltd
- 2d fiber array packaging for optical interfaces17 Sep 2026US 2026/0276895 A1APPLIED Materials.Inc.
- Optical integrated circuit with encapsulated edge coupler10 Sep 2026US 2026/0267075 A1Phix B.V.
- Spot-Size Converter for High Optical Input Power13 Aug 2026US 2026/0235809 A1Ciena Corporation
- Photonic system comprising a photonic chip and a multi-plane conversion device13 Aug 2026US 2026/0235824 A1CAILabs
Most cited
By later US patents
- Electronic-integration compatible photonic integrated circuit and method for fabricating electronic-integration compatible photonic integrated circuit135US 8,213,751 B1Optonet Inc. · 2012
- Resonantly coupled waveguides using a taper112US 6,310,995 B1University of Maryland · 2001
- Planar lightwave circuit-based optical switches using micromirrors in trenches107US 6,195,478 B1Agilent Technologies, Inc. · 2001
- Optoelectronic packaging106US 6,456,766 B1Cornell Research Foundation, Inc. · 2002
- Tapered rib fiber coupler for semiconductor optical devices99US 6,229,947 B1Sandia Corporation · 2001