C03B 29/00
Reheating glass products for softening or fusing their surfaces
Official title: Reheating glass products for softening or fusing their surfaces; Fire-polishing; Fusing of margins
C03B29/00 (Reheating glass products for softening or fusing their surfaces) appears on 570 US grants and 441 published applications in this corpus.
Search patents in C03B- Granted patents
- 570
- Published applications
- 441
- Assignees
- 260
- Inventors
- 1,165
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 8 | 0 |
| 1978 | 10 | 0 |
| 1979 | 4 | 0 |
| 1980 | 11 | 0 |
| 1981 | 9 | 0 |
| 1982 | 8 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 9 | 0 |
| 1986 | 7 | 0 |
| 1987 | 5 | 0 |
| 1988 | 9 | 0 |
| 1989 | 16 | 0 |
| 1990 | 8 | 0 |
| 1991 | 15 | 0 |
| 1992 | 14 | 0 |
| 1993 | 9 | 0 |
| 1994 | 8 | 0 |
| 1995 | 6 | 0 |
| 1996 | 3 | 0 |
| 1997 | 19 | 0 |
| 1998 | 16 | 0 |
| 1999 | 18 | 0 |
| 2000 | 16 | 0 |
| 2001 | 13 | 6 |
| 2002 | 15 | 15 |
| 2003 | 13 | 24 |
| 2004 | 14 | 21 |
| 2005 | 11 | 15 |
| 2006 | 13 | 23 |
| 2007 | 7 | 8 |
| 2008 | 15 | 16 |
| 2009 | 5 | 17 |
| 2010 | 6 | 7 |
| 2011 | 4 | 16 |
| 2012 | 5 | 20 |
| 2013 | 10 | 20 |
| 2014 | 23 | 21 |
| 2015 | 14 | 26 |
| 2016 | 13 | 28 |
| 2017 | 21 | 20 |
| 2018 | 16 | 19 |
| 2019 | 19 | 29 |
| 2020 | 17 | 16 |
| 2021 | 11 | 16 |
| 2022 | 10 | 18 |
| 2023 | 11 | 14 |
| 2024 | 7 | 6 |
| 2025 | 17 | 17 |
| 2026 | 11 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Use of a flat glass in electronic components29 Sep 2026US 12,747,182 B2Schott AG
- Method of manufacturing sheets of glass with reduced total thickness variation25 Aug 2026US 12,715,804 B2Corning Incorporated
- Glass briquette and forming system4 Aug 2026US 12,698,231 B2
- Annular glass plate, method for manufacturing glass substrate for magnetic disk, glass substrate for magnetic disk, and magnetic disk23 Jun 2026US 12,662,418 B2Hoya Corporation
- Method for manufacturing glass plate and method for manufacturing magnetic disk19 May 2026US 12,630,458 B2Hoya Corporation
- Disk-shaped glass plate and magnetic disk20 Aug 2026US 2026/0242271 A1Hoya Corporation
- Method for manufacturing glass plate including processing for chamfering edge surface16 Jul 2026US 2026/0200785 A1Hoya Corporation
- Self-correcting vertical flatness in a glass tempering system2 Jul 2026US 2026/0186476 A1Cardinal IG Company
- Disk-shaped glass substrate manufacturing method, glass substrate manufacturing method, magnetic-disk glass substrate manufacturing method, and glass substrate25 Dec 2025US 2025/0391437 A1Hoya Corporation
- Simplified energy-saving furnaces for heat treatments of glass containers13 Nov 2025US 2025/0346521 A1Euromatic S.r.l.
Most cited
By later US patents
- Method of refurbishing a quartz glass component469US 8,991,214 B2Techno Quartz Inc. · 2015
- Forming laminated sheet glass241US 4,214,886 ACorning Glass Works · 1980
- Burst-ultrafast laser machining method182US 6,552,301 B22003
- Laser cutting apparatus and method154US 6,407,360 B1Samsung Electronics Co., Ltd. · 2002
- Laser beam glass cutting81US 4,682,003 ASasaki Glass Co., Ltd. · 1987