C03B 2203/222
Mismatching viscosities or softening points of glass layers
C03B2203/222 (Mismatching viscosities or softening points of glass layers) appears on 17 US grants and 20 published applications in this corpus.
Search patents in C03B- Granted patents
- 17
- Published applications
- 20
- Assignees
- 12
- Inventors
- 57
- Latest grant
- 5 Feb 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 3 |
| 2004 | 3 | 2 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 3 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 5 |
| 2017 | 3 | 1 |
| 2018 | 2 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Low loss optical fiber and method of making the same5 Feb 2019US 10,197,728 B2OFS Fitel, LLC
- Optical fiber preform18 Dec 2018US 10,155,687 B2Sumitomo Electric Industries, Ltd.
- Photonic band gap fibers using a jacket with a depressed softening temperature27 Feb 2018US 9,904,007 B2The United States of America as represented by the Secretary of the Navy
- Low attenuation fiber with stress relieving layer and a method of making such3 Oct 2017US 9,778,413 B2Corning Incorporated
- Low attenuation fiber with stress relieving layer and a method of making such26 Sep 2017US 9,772,445 B2Corning Incorporated
- Optical fiber, optical fiber preform, and method of manufacturing optical fiber22 Jan 2026US 2026/0023212 A1Lightera Japan Co., Ltd.
- Optical fiber19 Jan 2023US 2023/0016133 A1Sumitomo Electric Industries, Ltd.
- Polarization maintaining fiber, optical device, preform of polarization maintaining fiber, and manufacturing method9 Jan 2020US 2020/0012041 A1Fujikura Ltd.
- Low attenuation fiber with stress relieving layer and a method of making such17 Aug 2017US 2017/0235045 A1Corning Incorporated
- Optical fiber preform3 Nov 2016US 2016/0318793 A1Sumitomo Electric Industries, Ltd.
Most cited
By later US patents
- Dispersion-compensating fiber and method of fabricating the same32US 5,740,297 ASumitomo Electric Industries, Ltd. · 1998
- Microstructured optical fibers and preforms and methods for fabricating microstructured optical fibers23US 6,847,771 B2Corning Incorporated · 2005
- Optical fiber with increased mechanical strength7US 8,488,932 B2Corning Incorporated · 2013
- Method for making nanocrystalline glass-ceramic fibers6US 6,698,246 B1Corning Incorporated · 2004
- Low loss optical fiber and method of making the same4US 9,658,395 B2OFS Fitel, LLC · 2017