H01S 3/1693
Aluminium
Official title: {aluminium}
H01S3/1693 (Aluminium) appears on 48 US grants and 46 published applications in this corpus.
Search patents in H01S- Granted patents
- 48
- Published applications
- 46
- Assignees
- 39
- Inventors
- 140
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 3 |
| 2004 | 1 | 2 |
| 2005 | 2 | 2 |
| 2006 | 2 | 3 |
| 2007 | 0 | 1 |
| 2008 | 4 | 0 |
| 2009 | 1 | 3 |
| 2010 | 0 | 3 |
| 2011 | 3 | 7 |
| 2012 | 2 | 4 |
| 2013 | 2 | 3 |
| 2014 | 4 | 2 |
| 2015 | 5 | 1 |
| 2016 | 2 | 2 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 2 |
| 2022 | 1 | 2 |
| 2023 | 1 | 2 |
| 2024 | 2 | 0 |
| 2025 | 0 | 2 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Amplifying optical fibers17 Mar 2026US 12,580,359 B2Corning Incorporated
- Active lma optical fiber with enhanced transverse mode stability6 Jan 2026US 12,519,279 B2Institut National D'Optique
- Active element added-optical fiber, resonator, and fiber laser device3 Dec 2024US 12,160,077 B2Fujikura Ltd.
- Wide gain bandwidth C-band optical fiber amplifier19 Nov 2024US 12,149,039 B2Ofsfitel, LLC
- Photodarkening-resistant ytterbium-doped quartz optical fiber and preparation method therefor10 Oct 2023US 11,780,768 B2Shanghai Institute of Optics And Fine Mechanics, Chinese Academy of Sciences
- Optical Fiber, Optical Fiber Preparation Method, and Optical Fiber Amplifier9 Oct 2025US 2025/0316945 A1Huawei Technologies Co., Ltd.
- Pedestal-free, thulium-doped optical fiber8 May 2025US 2025/0149843 A1nLIGHT, Inc.
- Active lma optical fiber with enhanced transverse mode stability14 Dec 2023US 2023/0402808 A1Institut National D'Optique
- Amplifying Optical Fibers19 Oct 2023US 2023/0335966 A1Corning Incorporated
- Waveguide amplifier29 Sep 2022US 2022/0311201 A1Aalto University Foundation sr
Most cited
By later US patents
- Ytterbium-doped optical fiber, fiber laser, and fiber amplifier219US 8,363,313 B2Fujikura Ltd. · 2013
- Ytterbium-doped optical fiber, fiber laser and fiber amplifier219US 8,941,912 B2Fujikura Ltd. · 2015
- Article comprising an optical fiber laser93US 5,237,576 AAT&T Bell Laboratories · 1993
- Optical fibre with fluorescent additive50US 4,923,279 ABritish Telecommunications plc · 1990
- System comprising Er-doped optical fiber42US 5,058,976 AAT&T Bell Laboratories · 1991