H01S 3/176
Silica or silicate glass
Official title: {silica or silicate glass}
H01S3/176 (Silica or silicate glass) appears on 105 US grants and 129 published applications in this corpus.
Search patents in H01S- Granted patents
- 105
- Published applications
- 129
- Assignees
- 88
- Inventors
- 315
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 4 | 12 |
| 2003 | 5 | 5 |
| 2004 | 5 | 3 |
| 2005 | 5 | 2 |
| 2006 | 2 | 1 |
| 2007 | 1 | 1 |
| 2008 | 1 | 1 |
| 2009 | 2 | 5 |
| 2010 | 1 | 9 |
| 2011 | 4 | 11 |
| 2012 | 5 | 9 |
| 2013 | 8 | 3 |
| 2014 | 8 | 6 |
| 2015 | 4 | 4 |
| 2016 | 4 | 4 |
| 2017 | 8 | 8 |
| 2018 | 1 | 3 |
| 2019 | 2 | 7 |
| 2020 | 9 | 9 |
| 2021 | 4 | 8 |
| 2022 | 4 | 5 |
| 2023 | 2 | 3 |
| 2024 | 6 | 4 |
| 2025 | 0 | 3 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fiber amplifier2 Jun 2026US 12,646,901 B2Huawei Technologies Co., Ltd.
- Optical amplification apparatus and signal amplification method of optical amplification apparatus21 Apr 2026US 12,609,505 B2Huawei Technologies Co., Ltd.
- Active lma optical fiber with enhanced transverse mode stability6 Jan 2026US 12,519,279 B2Institut National D'Optique
- Nanoparticle doping for lasers and amplifiers operating at eye-safer wavelengths, and/or exhibiting reduced stimulated Brillouin scattering19 Nov 2024US 12,149,038 B2The Government of the United States of America, as represented by the Secretary of the Navy
- Systems and methods to increase pump conversion efficiency of an optical fiber22 Oct 2024US 12,126,134 B2Huawei Technologies Canada Co., Ltd.
- A device and method for resonant pumping of optical gain medium in a manner orthogonal to a laser mode27 Aug 2026US 2026/0254185 A1Ramot at Tel-Aviv University Ltd.
- Praseodymium optical fiber14 May 2026US 2026/0135345 A1King Fahd University of Petroleum and Minerals
- Method of making a doped material and associated photonic device29 Jan 2026US 2026/0028264 A1
- Integration of Erbium-Doped Low Loss Silicon Nitride Waveguides on Silicon Photonics27 Nov 2025US 2025/0364778 A1Cisco Technology, Inc.
- Silicon-on-insulator photonic integrated circuits with integrated silicon photonic component and silicon/nitrogen photonic component9 Oct 2025US 2025/0314820 A1Hewlett Packard Enterprise Development LP
Most cited
By later US patents
- Method and apparatus for waveguide optics and devices111US 6,330,388 B1Northstar Photonics, Inc. · 2001
- Three dimensional engineering of planar optical structures93US 6,952,504 B2NeoPhotonics Corporation · 2005
- Optical signal amplifier glasses66US 5,475,528 ACorning Incorporated · 1995
- Method and apparatus for waveguide optics and devices64US 6,690,873 B2Teem Photonics · 2004
- Absorption resonant rare earth-doped micro-cavities63US 5,363,398 AAT&T Bell Laboratories · 1994