C03B 7/12
Cutting-off or severing a free-hanging glass stream
Official title: Cutting-off {or severing} a free-hanging glass stream {, e.g. by the combination of gravity and surface tension forces}
C03B7/12 (Cutting-off or severing a free-hanging glass stream) appears on 40 US grants and 51 published applications in this corpus.
Search patents in C03B- Granted patents
- 40
- Published applications
- 51
- Assignees
- 21
- Inventors
- 100
- Latest grant
- 29 Oct 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 2 |
| 2003 | 2 | 5 |
| 2004 | 0 | 5 |
| 2005 | 3 | 8 |
| 2006 | 1 | 4 |
| 2007 | 1 | 6 |
| 2008 | 3 | 5 |
| 2009 | 4 | 5 |
| 2010 | 2 | 0 |
| 2011 | 3 | 1 |
| 2012 | 5 | 2 |
| 2013 | 2 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 3 |
| 2016 | 2 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Molten glass cutting apparatus and glass product manufacturing apparatus29 Oct 2024US 12,129,200 B2Nihon Taisanbin Kogyou Kabushiki Kaisha
- Methods and apparatus for additive manufacturing of glass23 Apr 2019US 10,266,442 B2Massachusetts Institute of Technology
- Methods and apparatus for additive manufacturing of glass20 Feb 2018US 9,896,368 B2Massachusetts Institute of Technology
- Optical glass, hot-molded article and method of manufacturing the same, optical element and method of manufacturing the same6 Sep 2016US 9,434,637 B2Hoya Corporation
- Optical glass, precision press molding preform, and optical element and method of manufacturing the same9 Feb 2016US 9,255,028 B2Hoya Corporation
- Molten glass cutting apparatus and glass product manufacturing apparatus27 Jul 2023US 2023/0234875 A1Nihon Taisanbin Kogyou Kabushiki Kaisha
- Methods and apparatus for additive manufacturing of glass31 May 2018US 2018/0148364 A1Massachusetts Institute of Technology
- Methods and apparatus for additive manufacturing of glass23 Mar 2017US 2017/0081236 A1Massachusetts Institute of Technology
- Optical glass, hot-molded article and method of manufacturing the same, optical element and method of manufacturing the same31 Dec 2015US 2015/0376051 A1Hoya Corporation
- Methods and apparatus for additive manufacturing of glass29 Oct 2015US 2015/0307385 A1Massachusetts Institute of Technology
Most cited
By later US patents
- Method and apparatus for manufacturing glass products by controlling free flow of low viscosity molten glass61US 4,249,927 AKabushiki Kaisha Ohara Kogaku Garasu Seizosho · 1981
- Optical glass, press-molding preform and optical part29US 6,844,279 B2Hoya Corporation · 2005
- Method of manufacturing a glass optical part19US 5,275,637 ACanon Kabushiki Kaisha · 1994
- Optical glass, preform for press molding and optical part17US 6,977,232 B2Hoya Corporation · 2005
- Method of manufacturing a glass blank used for optical glass elements8US 5,626,641 AMatsushita Electric Industrial Co., Ltd. · 1997