C03B 2207/10
Split ports
C03B2207/10 (Split ports) appears on 6 US grants and 1 published applications in this corpus.
Search patents in C03B- Granted patents
- 6
- Published applications
- 1
- Assignees
- 5
- Inventors
- 16
- 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 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 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
- Burners for producing boules of fused silica glass22 Jun 2004US 6,751,987 B1Corning Incorporated
- Method of fabricating optical fiber preforms10 Apr 1990US 4,915,717 ASumitomo Electric Industries, Ltd.
- Core torch for fabricating single-mode optical fiber preforms27 Sep 1983US 4,406,684 ANippon Telegraph & Telephone Public Corporation
- Method of fabricating multi-mode optical fiber preforms4 Jan 1983US 4,367,085 ANippon Telegraph & Telephone Public Corporation
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
- Method of fabricating optical fiber preforms14US 4,915,717 ASumitomo Electric Industries, Ltd. · 1990
- Burners for producing boules of fused silica glass8US 6,751,987 B1Corning Incorporated · 2004
- Core torch for fabricating single-mode optical fiber preforms6US 4,406,684 ANippon Telegraph & Telephone Public Corporation · 1983