C03B 5/033
By using resistance heaters above or in the glass bath, i.e. by
Official title: by using resistance heaters above or in the glass bath, i.e. by indirect resistance heating
C03B5/033 (By using resistance heaters above or in the glass bath, i.e. by) appears on 76 US grants and 46 published applications in this corpus.
Search patents in C03B- Granted patents
- 76
- Published applications
- 46
- Assignees
- 45
- Inventors
- 158
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 1 |
| 2006 | 5 | 1 |
| 2007 | 1 | 2 |
| 2008 | 1 | 0 |
| 2009 | 0 | 3 |
| 2010 | 0 | 0 |
| 2011 | 1 | 3 |
| 2012 | 1 | 2 |
| 2013 | 1 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 9 |
| 2016 | 3 | 0 |
| 2017 | 2 | 1 |
| 2018 | 4 | 4 |
| 2019 | 1 | 2 |
| 2020 | 1 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 8 |
| 2023 | 0 | 0 |
| 2024 | 2 | 3 |
| 2025 | 5 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Heater and apparatus and method for manufacturing glass product31 Mar 2026US 12,593,376 B2AGC Inc.
- Fining molten material using reduced pressure2 Dec 2025US 12,486,190 B2Owens-Brockway Glass Container Inc.
- Method of producing melt, method of producing glass article, melting apparatus, and equipment for producing glass article5 Aug 2025US 12,378,147 B2AGC Inc.
- Heating element, a system and method for melting materials using said heating element29 Jul 2025US 12,372,301 B2Glassflake Ltd.
- Heater for melting glass8 Jul 2025US 12,356,511 B2AGC Inc.
- Heater and apparatus and method for manufacturing glass product9 Jul 2026US 2026/0197905 A1AGC Inc.
- Heater, manufacturing apparatus for manufacturing glass article, and manufacturing method for manufacturing glass article10 Apr 2025US 2025/0115507 A1AGC Inc.
- Heating furnace and method for producing glass product22 Aug 2024US 2024/0279100 A1Nippon Electric Glass Co., Ltd.
- Fining molten material using reduced pressure23 May 2024US 2024/0166545 A1Owens-Brockway Glass Container Inc.
- Glass rod, set of glass rods, and process for the production of a glass rod29 Feb 2024US 2024/0067559 A1Schott AG
Most cited
By later US patents
- Glass scaffolds with controlled resorption rates and methods for making same28US 7,005,135 B2Ethicon, Inc. · 2006
- Method of forming glass-ceramic parts and/or glass parts23US 7,000,430 B1Schott AG · 2006
- Glass melting method and apparatus22US 4,983,198 AHoya Corporation · 1991
- Method and apparatus for waste vitrification22US 7,120,185 B1Stir-Melter, Inc. · 2006
- Method for the continuous production of a tube or rod of vitreous fused silica20US 4,923,497 AHeraeus Quarschmelze GmbH · 1990