C03B 37/01294
By delivering pulverulent glass to the deposition target or preform where the
Official title: {by delivering pulverulent glass to the deposition target or preform where the powder is progressively melted, e.g. accretion}
C03B37/01294 (By delivering pulverulent glass to the deposition target or preform where the) appears on 27 US grants and 17 published applications in this corpus.
Search patents in C03B- Granted patents
- 27
- Published applications
- 17
- Assignees
- 23
- Inventors
- 65
- Latest grant
- 15 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
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| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
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| 1989 | 0 | 0 |
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| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
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| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 4 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 3 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 1 | 2 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for manufacturing a preform for a multi-core optical fiber and method for manufacturing multi-core optical fibers15 Jul 2025US 12,358,829 B2Draka Comteq France
- Method for manufacturing a preform for optical fibers10 Oct 2023US 11,780,762 B2Prysmian S P A.
- Method for efficiently preparing doped optical fibre preform and doped optical fibre preform23 Jun 2020US 10,689,287 B2Fiberhome Telecommunication Technologies Co., Ltd.
- High rate deposition for the formation of high quality optical coatings21 Oct 2014US 8,865,271 B2NeoPhotonics Corporation
- Method for fabricating an optical fiber, preform for fabricating an optical fiber, optical fiber and apparatus13 Mar 2012US 8,132,429 B2Silitec Fibers SA
- Method and intermediate product for producing a multi-core fibre with a marker1 May 2025US 2025/0138239 A1Heraeus Quarzglas GmbH & Co.KG
- Method for manufacturing a preform for a multi-core opitcal fiber and method for manufacturing multi-core optical fibers22 Dec 2022US 2022/0402803 A1Draka Comteq France
- A method for manufacturing a preform for optical fibers21 Mar 2019US 2019/0084865 A1Prysmian S P A.
- Method for efficiently preparing doped optical fibre preform and doped optical fibre preform25 Oct 2018US 2018/0305237 A1Fiberhome Telecommunication Technologies Co., Ltd.
- Method and apparatus for continuous or batch preform and optical fiber production18 Jan 2018US 2018/0016180 A1
Most cited
By later US patents
- Double-clad optical fiber for lasers and amplifiers56US 6,687,445 B2Nufern · 2004
- Method of manufacturing glass for optical waveguide33US 4,135,901 ASumitomo Electric Industries, Ltd. · 1979
- Method for producing a composite glass body with drawing of concentric melts20US 5,364,432 AHeraeus Quarzglas GmbH & Co.KG · 1994
- Method for fabricating an optical fiber, preform for fabricating an optical fiber, optical fiber and apparatus16US 8,132,429 B2Silitec Fibers SA · 2012
- Process for the treatment of a liquid mass14US 4,546,811 ACommissariat A L' Energie Atomique · 1985