H01S 5/5009
The arrangement being polarisation-insensitive
Official title: {the arrangement being polarisation-insensitive}
H01S5/5009 (The arrangement being polarisation-insensitive) appears on 139 US grants and 83 published applications in this corpus.
Search patents in H01S- Granted patents
- 139
- Published applications
- 83
- Assignees
- 91
- Inventors
- 320
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 8 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 1 |
| 2002 | 5 | 5 |
| 2003 | 10 | 3 |
| 2004 | 4 | 5 |
| 2005 | 3 | 4 |
| 2006 | 6 | 2 |
| 2007 | 2 | 4 |
| 2008 | 2 | 2 |
| 2009 | 2 | 3 |
| 2010 | 5 | 4 |
| 2011 | 3 | 8 |
| 2012 | 5 | 3 |
| 2013 | 3 | 3 |
| 2014 | 4 | 1 |
| 2015 | 6 | 0 |
| 2016 | 2 | 1 |
| 2017 | 3 | 1 |
| 2018 | 1 | 2 |
| 2019 | 4 | 6 |
| 2020 | 2 | 9 |
| 2021 | 4 | 3 |
| 2022 | 5 | 2 |
| 2023 | 3 | 2 |
| 2024 | 1 | 5 |
| 2025 | 2 | 1 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Geometry for a semiconductor optical amplifier23 Jun 2026US 12,665,394 B2Lumentum Operations LLC
- Semiconductor optical amplifier array device23 Dec 2025US 12,506,328 B2Furukawa Electric Co., Ltd.
- Semiconductor optical amplifier light combiner14 Jan 2025US 12,199,404 B2OpenLight Photonics, Inc.
- Optically-pumped semiconductor waveguide amplifier3 Dec 2024US 12,160,078 B2University of Central Florida Research Foundation, Inc.
- Room-temperature semiconductor maser and applications thereof14 Nov 2023US 11,815,588 B2University of Electronic Science and Technology of China
- Optical amplifier30 Jul 2026US 2026/0221728 A1Foundation for Research and Technology Hellas
- Unpolarized optical signal amplification using polarization-dependent gain optical amplifiers30 Apr 2026US 2026/0121751 A1Denselight Semiconductors Pte Ltd
- Reflective optical amplifier array with shared drive23 Apr 2026US 2026/0112862 A1Lyte Ai, Inc.
- Optically-pumped semiconductor waveguide amplifier6 Feb 2025US 2025/0047054 A1University of Central Florida Research Foundation, Inc.
- Dummy light module comprising dual semiconductor optical amplifier19 Dec 2024US 2024/0421563 A1
Most cited
By later US patents
- Differentially pumped optical amplifer and mopa device79US 5,539,571 ASDL, Inc. · 1996
- Polarization-mode selective semiconductor laser with a bending channel stripe, apparatus including the same and optical communication system using the same62US 6,008,675 ACanon Kabushiki Kaisha · 1999
- Integrated opto-electronic wavelength converter assembly62US 6,580,739 B1Agility Communications, Inc. · 2003
- Optoelectronic device60US 5,446,751 ABritish Telecommunications Public Ltd.Co. · 1995
- Oscillation polarization selective semiconductor laser and optical communication system using the same58US 5,699,373 ACanon Kabushiki Kaisha · 1997