C03B 2203/223
Matching viscosities or softening points of glass layers
C03B2203/223 (Matching viscosities or softening points of glass layers) appears on 18 US grants and 20 published applications in this corpus.
Search patents in C03B- Granted patents
- 18
- Published applications
- 20
- Assignees
- 10
- Inventors
- 46
- Latest grant
- 3 Aug 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 6 |
| 2004 | 2 | 1 |
| 2005 | 3 | 1 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 2 |
| 2017 | 2 | 2 |
| 2018 | 1 | 1 |
| 2019 | 3 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Optical fiber and manufacturing method of optical fiber3 Aug 2021US 11,079,537 B2Furukawa Electric Co., Ltd.
- Optical fiber with low loss and nanoscale structurally homogeneous core16 Apr 2019US 10,259,742 B2OFS Fitel, LLC
- Low attenuation fiber with viscosity matched core and inner clad12 Mar 2019US 10,228,509 B2Corning Incorporated
- Low loss optical fiber and method of making the same5 Feb 2019US 10,197,728 B2OFS Fitel, LLC
- Optical fiber with low loss and nanoscale structurally homogeneous core20 Mar 2018US 9,919,955 B2OFS Fitel, LLC
- Optical fiber19 Jan 2023US 2023/0016133 A1Sumitomo Electric Industries, Ltd.
- Optical fiber and manufacturing method of optical fiber26 Dec 2019US 2019/0391323 A1Furukawa Electric Co., Ltd.
- Optical fiber with low loss and nanoscale structurally homogeneous core6 Sep 2018US 2018/0251397 A1OFS Fitel, LLC
- Low attenuation fiber with viscosity matched core and inner clad3 Aug 2017US 2017/0219770 A1Corning Incorporated
- Optical fiber with low loss and nanoscale structurally homogeneous core26 Jan 2017US 2017/0022094 A1OFS Fitel, LLC
Most cited
By later US patents
- High index-contrast fiber waveguides and applications61US 6,788,864 B2OmniGuide Communications · 2004
- High index-contrast fiber waveguides and applications45US 6,898,359 B2OmniGuide Communications · 2005
- Fiber optic faceplate37US 6,487,351 B1Schott Fiber Optics, Inc. · 2002
- Optical fiber having reduced viscosity mismatch33US 6,917,740 B2Corning Incorporated · 2005
- High index-contrast fiber waveguides and applications28US 6,801,698 B2OmniGuide Communications · 2004