G02B 6/14
Mode converters
G02B6/14 (Mode converters) appears on 1,068 US grants and 1,003 published applications in this corpus.
Search patents in G02B- Granted patents
- 1,068
- Published applications
- 1,003
- Assignees
- 509
- Inventors
- 2,255
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 6 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 10 | 0 |
| 1989 | 8 | 0 |
| 1990 | 13 | 0 |
| 1991 | 14 | 0 |
| 1992 | 6 | 0 |
| 1993 | 7 | 0 |
| 1994 | 10 | 0 |
| 1995 | 9 | 0 |
| 1996 | 6 | 0 |
| 1997 | 8 | 0 |
| 1998 | 19 | 0 |
| 1999 | 5 | 0 |
| 2000 | 13 | 0 |
| 2001 | 17 | 8 |
| 2002 | 23 | 28 |
| 2003 | 31 | 27 |
| 2004 | 15 | 22 |
| 2005 | 27 | 30 |
| 2006 | 21 | 20 |
| 2007 | 37 | 23 |
| 2008 | 24 | 37 |
| 2009 | 22 | 30 |
| 2010 | 20 | 35 |
| 2011 | 19 | 26 |
| 2012 | 20 | 29 |
| 2013 | 29 | 23 |
| 2014 | 25 | 29 |
| 2015 | 36 | 44 |
| 2016 | 50 | 60 |
| 2017 | 60 | 77 |
| 2018 | 58 | 84 |
| 2019 | 79 | 59 |
| 2020 | 71 | 48 |
| 2021 | 44 | 46 |
| 2022 | 51 | 59 |
| 2023 | 34 | 55 |
| 2024 | 45 | 49 |
| 2025 | 34 | 35 |
| 2026 | 17 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optical device, optical transmitting apparatus, and optical receiving apparatus6 Oct 2026US 12,754,372 B2Fujitsu Optical Components Limited
- Variable ring beam generator11 Aug 2026US 12,703,045 B2Lumentum Operations LLC
- Electromagnetic waveguides using cascaded mode conversion23 Jun 2026US 12,663,586 B2President and Fellows of Harvard College
- Heterogeneously integrated photonic platform supporting large effective mode area waveguides and thermally optimized active components16 Jun 2026US 12,656,553 B2Nexus Photonics LLC
- Polarization control in optical couplers16 Jun 2026US 12,656,554 B2Ciena Corporation
- Chip with multiple semiconductor optical amplifiers10 Sep 2026US 2026/0267062 A1Lyte Ai, Inc.
- Waveguide mode converter20 Aug 2026US 2026/0243960 A1NGK Insulators, Ltd.
- Multi-core fiber for communication, and optical communication device13 Aug 2026US 2026/0235798 A1Fujikura Ltd.
- Photonic system comprising a photonic chip and a multi-plane conversion device13 Aug 2026US 2026/0235824 A1CAILabs
- Fiber coupler chip6 Aug 2026US 2026/0227570 A1Psiquantum, Corp.
Most cited
By later US patents
- Laser endoscope for spectroscopic imaging418US 5,318,024 AMassachusetts Institute of Technology · 1994
- Spectral diagonostic and treatment system393US 5,304,173 AMassachusetts Institute of Technology · 1994
- Catheter for laser angiosurgery389US 5,693,043 AMassachusetts Institute of Technology · 1997
- Slicing of single-crystal films using ion implantation291US 6,540,827 B1The Trustees of Columbia University in the City of New York · 2003
- Catheter for laser angiosurgery275US 4,913,142 AMassachusetts Institute of Technology · 1990