C03B 2207/40
Mechanical flame shields
C03B2207/40 (Mechanical flame shields) appears on 21 US grants and 17 published applications in this corpus.
Search patents in C03B- Granted patents
- 21
- Published applications
- 17
- Assignees
- 11
- Inventors
- 56
- Latest grant
- 1 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 3 |
| 2003 | 1 | 1 |
| 2004 | 2 | 3 |
| 2005 | 0 | 2 |
| 2006 | 2 | 2 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Manufacturing method for glass particulate deposit and burner1 Apr 2025US 12,264,097 B2Shin-Etsu Chemical Co., Ltd.
- Manufacturing method for glass particulate deposit and burner17 Oct 2023US 11,787,725 B2Shin-Etsu Chemical Co., Ltd.
- Burner shield to reduce soot buildup10 Jan 2017US 9,540,272 B2Corning Incorporated
- Burner and method for the manufacture of synthetic quartz glass18 Feb 2014US 8,650,912 B2Shin-Etsu Chemical Co., Ltd.
- Deposition burner and method for the manufacture thereof, use of the deposition burner and method for the production of a quartz glass body by using the deposition burner21 Aug 2012US 8,245,543 B2Heraeus Quarzglas GmbH & Co.KG
- Manufacturing method for glass particulate deposit and burner25 Jan 2024US 2024/0025792 A1Shin-Etsu Chemical Co., Ltd.
- Methods for increasing deposition in a flame hydrolysis deposition process31 Mar 2022US 2022/0098084 A1
- Manufacturing method for glass particulate deposit and burner4 Mar 2021US 2021/0061701 A1Shin-Etsu Chemical Co., Ltd.
- Burner shield to reduce soot buildup26 Nov 2015US 2015/0336839 A1Corning Incorporated
- Burner and method for the manufacture of synthetic quartz glass25 Aug 2011US 2011/0203318 A1Shin-Etsu Chemical Co., Ltd.
Most cited
By later US patents
- Method, apparatus and burner for fabricating an optical fiber preform23US 4,618,354 ANippon Telegraph & Telephone Public Corporation · 1986
- Method of making polarization retaining fiber22US 5,152,818 ACorning Incorporated · 1992
- Method for producing multi-component glass fiber preform20US 4,336,049 ANippon Telegraph & Telephone Public Corporation · 1982
- Technique for fabricating single mode lightguide soot-forms18US 4,465,708 AAT&T Technologies, Inc. · 1984
- Method, apparatus and burner for fabricating an optical fiber preform18US 4,801,322 ANippon Telegraph and Telephone Corporation · 1989