H01S 5/5045
The arrangement having a frequency filtering function
Official title: {the arrangement having a frequency filtering function}
H01S5/5045 (The arrangement having a frequency filtering function) appears on 111 US grants and 64 published applications in this corpus.
Search patents in H01S- Granted patents
- 111
- Published applications
- 64
- Assignees
- 67
- Inventors
- 217
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 9 | 0 |
| 1993 | 4 | 0 |
| 1994 | 7 | 0 |
| 1995 | 7 | 0 |
| 1996 | 5 | 0 |
| 1997 | 8 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 5 |
| 2004 | 2 | 5 |
| 2005 | 1 | 2 |
| 2006 | 4 | 2 |
| 2007 | 0 | 0 |
| 2008 | 4 | 5 |
| 2009 | 3 | 3 |
| 2010 | 1 | 4 |
| 2011 | 3 | 4 |
| 2012 | 0 | 1 |
| 2013 | 3 | 3 |
| 2014 | 2 | 1 |
| 2015 | 4 | 2 |
| 2016 | 5 | 6 |
| 2017 | 5 | 0 |
| 2018 | 2 | 4 |
| 2019 | 3 | 2 |
| 2020 | 0 | 3 |
| 2021 | 4 | 4 |
| 2022 | 1 | 1 |
| 2023 | 3 | 4 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 5 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Freeform collimator lens for angled facet laser devices11 Aug 2026US 12,706,442 B2Agilent Technologies, Inc.
- Cat's-eye swept source laser for oct and spectroscopy26 May 2026US 12,638,387 B2KineoLabs, Inc.
- Wavelength tunable laser device24 Mar 2026US 12,586,982 B2Fujitsu Optical Components Limited
- Line field swept source oct system and spectroscopy system3 Mar 2026US 12,566,133 B2KineoLabs, Inc.
- Optical amplifier with integrated wavelength-selective switching24 Feb 2026US 12,560,684 B2Intel Corporation
- Cat's-eye swept source laser for OCT and spectroscopy27 Aug 2026US 2026/0251565 A1
- Ultra-broadband laser2 Jul 2026US 2026/0188975 A1Cisco Technology, Inc.
- Line field swept source OCT system and spectroscopy system11 Jun 2026US 2026/0160681 A1
- Line field swept source oct system and spectroscopy system21 Sep 2023US 2023/0296508 A1KineoLabs, Inc.
- Freeform collimator lens for angled facet laser devices21 Sep 2023US 2023/0299558 A1Agilent Technologies, Inc.
Most cited
By later US patents
- Method and apparatus for performing optical imaging using frequency-domain interferometry229US 7,733,497 B2The General Hospital Corporation · 2010
- Semiconductor optical device with nanowhiskers126US 5,332,910 AHitachi, Ltd. · 1994
- Method and apparatus for performing optical imaging using frequency-domain interferometry88US 7,969,578 B2The General Hospital Corporation · 2011
- Broadband semiconductor optical amplifier structure64US 4,794,346 ABell Communications Research, Inc. · 1988
- Tunable optical filter60US 5,459,799 ATelefonaktiebolaget LM Ericsson · 1995