H01S 3/173
Fluoride glass
Official title: {fluoride glass, e.g. fluorozirconate or ZBLAN [ ZrF4-BaF2-LaF3-AlF3-NaF]}
H01S3/173 (Fluoride glass) appears on 81 US grants and 49 published applications in this corpus.
Search patents in H01S- Granted patents
- 81
- Published applications
- 49
- Assignees
- 71
- Inventors
- 225
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 7 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 9 | 2 |
| 2003 | 4 | 3 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 2 | 1 |
| 2007 | 1 | 2 |
| 2008 | 1 | 2 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 2 | 2 |
| 2012 | 0 | 2 |
| 2013 | 0 | 3 |
| 2014 | 2 | 2 |
| 2015 | 3 | 1 |
| 2016 | 4 | 4 |
| 2017 | 3 | 1 |
| 2018 | 2 | 2 |
| 2019 | 0 | 3 |
| 2020 | 3 | 5 |
| 2021 | 1 | 2 |
| 2022 | 2 | 4 |
| 2023 | 2 | 2 |
| 2024 | 1 | 1 |
| 2025 | 4 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optical fiber raw material composition, optical fiber, and optical fiber product19 May 2026US 12,633,715 B2Huawei Technologies Co., Ltd.
- Ultraviolet laser apparatus23 Dec 2025US 12,506,318 B2Kimmon Koha Co., Ltd.
- Mid-infrared semiconductor saturable absorber mirror based on INAS/GASB superlattice and preparation method thereof2 Dec 2025US 12,489,268 B2Shanghai Institute of Technical Physics, Chinese Academy of Sciences
- Efficient energy transfer from ER3+ to HO3+ and DY3+ in mid-infrared materials15 Jul 2025US 12,362,529 B2Arizona Board of Regents on Behalf of the University of Arizona
- Mid-infrared optical fibers with enhanced OH-diffusion resistance18 Mar 2025US 12,253,718 B2Universite Laval
- Ultrashort light pulse generator13 Aug 2026US 2026/0237954 A1Indie Photonics Canada Inc.
- Optical fiber and method of forming the same4 Dec 2025US 2025/0370180 A1Nanyang Technological University
- Mid-infrared optical fibers with enhanced oh-diffusion resistance29 Feb 2024US 2024/0069284 A1Universite Laval
- Optical fiber raw material composition, optical fiber, and optical fiber product31 Aug 2023US 2023/0275388 A1Huawei Technologies Co., Ltd.
- Mid-infrared semiconductor saturable absorber mirror based on inas/gasb superlattice and preparation method thereof6 Apr 2023US 2023/0105777 A1Shanghai Institute of Technical Physics, Chinese Academy of Sciences
Most cited
By later US patents
- Erbium-doped fluorozirconate fiber laser pumped by a diode laser source104US 5,084,880 AThe United States of America as represented by the Sectretary of the Navy · 1992
- Selectively triggered, high contrast laser87US 5,541,947 AThe Regents of the University of Michigan · 1996
- Glasses for high efficiency erbium (3+) optical fiber lasers, amplifiers, and superluminescent sources64US 4,962,995 AGTE Laboratories Incorporated · 1990
- Thulium-doped fluorozirconate fiber laser pumped by a diode laser source52US 4,967,416 AThe United States of America as represented by the Secretary of the Navy · 1990
- Device for generating blue laser light40US 5,067,134 AU. S. Philips Corporation · 1991