C03B 2207/62
Distance
C03B2207/62 (Distance) appears on 43 US grants and 40 published applications in this corpus.
Search patents in C03B- Granted patents
- 43
- Published applications
- 40
- Assignees
- 19
- Inventors
- 128
- Latest grant
- 11 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 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 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 4 | 5 |
| 2003 | 2 | 3 |
| 2004 | 5 | 6 |
| 2005 | 1 | 4 |
| 2006 | 2 | 0 |
| 2007 | 0 | 2 |
| 2008 | 2 | 1 |
| 2009 | 1 | 3 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 2 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 2 | 3 |
| 2021 | 1 | 1 |
| 2022 | 1 | 4 |
| 2023 | 1 | 2 |
| 2024 | 1 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Process for the preparation of synthetic quartz glass11 Mar 2025US 12,246,982 B2Heraeus Quarzglas GmbH & Co.KG
- Burner for producing glass fine particle deposited body, and device and method for producing glass fine particle deposited body14 May 2024US 11,981,595 B2Sumitomo Electric Industries, Ltd.
- Method for producing porous glass fine particle body and method for producing optical fiber preform10 Oct 2023US 11,780,761 B2Fujikura Ltd.
- Fabrication method and fabrication apparatus for porous glass base material for optical fiber28 Jun 2022US 11,370,692 B2Shin-Etsu Chemical Co., Ltd.
- Optical fiber and manufacturing method thereof6 Jul 2021US 11,053,157 B2Chengdu Futong Optical Communication Technologies Co., Ltd.
- Production method for porous glass preform, production method for transparent glass preform, and production apparatus for porous glass preform11 Dec 2025US 2025/0376407 A1Shin-Etsu Chemical Co., Ltd.
- Apparatus for manufacturing optical fiber preform and method for manufacturing optical fiber preform23 Nov 2023US 2023/0373843 A1Furukawa Electric Co., Ltd.
- Glass base material production apparatus, glass base material production method, and base material profile prediction method15 Jun 2023US 2023/0183121 A1Sumitomo Electric Industries, Ltd.
- Process for the preparation of synthetic quartz glass16 Jun 2022US 2022/0185720 A1Heraeus Quarzglas GmbH & Co.KG
- Manufacturing method for porous glass deposit and apparatus for manufacturing porous glass deposit7 Apr 2022US 2022/0106220 A1Shin-Etsu Chemical Co., Ltd.
Most cited
By later US patents
- Continuous optical fiber preform fabrication method65US 4,062,665 ANippon Telegraph & Telephone Public Corporation · 1977
- Method of manufacturing silica glass member and silica glass member obtained by the method61US 6,769,273 B1Nikon Corporation · 2004
- Method, apparatus and burner for fabricating an optical fiber preform23US 4,618,354 ANippon Telegraph & Telephone Public Corporation · 1986
- Method of producing quartz glass bodies23US 6,047,564 AHeraeus Quarzglas GmbH & Co.KG · 2000
- Reduced striae extreme ultraviolet elements19US 7,053,017 B2Corning Incorporated · 2006