C03B 2207/18
Eccentric ports
C03B2207/18 (Eccentric ports) appears on 8 US grants and 5 published applications in this corpus.
Search patents in C03B- Granted patents
- 8
- Published applications
- 5
- Assignees
- 7
- Inventors
- 20
- Latest grant
- 18 Aug 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Parallel slit torch for making optical fiber preform18 Aug 2020US 10,745,804 B2OFS Fitel, LLC
- Glass fine particle synthesis burner, glass fine particle deposition body manufacturing method, and glass fine particle deposition apparatus29 Dec 2015US 9,221,710 B2Shin-Etsu Chemical Co., Ltd.
- Burner for producing porous glass preform11 Jun 2013US 8,459,063 B2Shin-Etsu Chemical Co., Ltd.
- Multi-tube burner and glass preform manufacturing method using the same23 Jan 2007US 7,165,425 B2Fujikura Ltd.
- Fabrication of lightguide soot preforms10 Apr 1990US 4,915,716 AAmerican Telephone and Telegraph Company
- Parallel slit torch for making optical fiber preform2 Aug 2018US 2018/0216227 A1OFS Fitel, LLC
- Glass fine particle synthesis burner, glass fine particle deposition body manufacturing method, and glass fine particle deposition apparatus26 Jun 2014US 2014/0174135 A1Shin-Etsu Chemical Co., Ltd.
- Burner for producing porous glass preform27 Oct 2011US 2011/0259055 A1Shin-Etsu Chemical Co., Ltd.
- Multi-nozzle tubular plasma deposition burner for producing preforms as semi-finished products for optical fibers15 Sep 2011US 2011/0220027 A1J-Fiber GmbH
- Multi-tube burner and glass preform manufacturing method using the same8 Apr 2004US 2004/0065120 A1Fujikura Ltd.
Most cited
By later US patents
- Fabrication method of single-mode optical fiber preforms40US 4,345,928 ANippon Telegraph & Telephone Public Corporation · 1982
- Method of fabricating multi-mode optical fiber preforms28US 4,367,085 ANippon Telegraph & Telephone Public Corporation · 1983
- Core torch for fabricating single-mode optical fiber preforms6US 4,406,684 ANippon Telegraph & Telephone Public Corporation · 1983
- Fabrication of lightguide soot preforms6US 4,915,716 AAmerican Telephone and Telegraph Company · 1990
- Multi-tube burner and glass preform manufacturing method using the same3US 7,165,425 B2Fujikura Ltd. · 2007