C03B 5/18
Stirring devices
Official title: Stirring devices; Homogenisation {(mixing in general B01F)}
C03B5/18 (Stirring devices) appears on 346 US grants and 323 published applications in this corpus.
Search patents in C03B- Granted patents
- 346
- Published applications
- 323
- Assignees
- 111
- Inventors
- 736
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 8 | 0 |
| 1978 | 7 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 8 | 0 |
| 1986 | 6 | 0 |
| 1987 | 2 | 0 |
| 1988 | 6 | 0 |
| 1989 | 6 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 10 | 0 |
| 1997 | 5 | 0 |
| 1998 | 8 | 0 |
| 1999 | 6 | 0 |
| 2000 | 9 | 0 |
| 2001 | 3 | 2 |
| 2002 | 6 | 10 |
| 2003 | 1 | 5 |
| 2004 | 5 | 8 |
| 2005 | 4 | 13 |
| 2006 | 10 | 11 |
| 2007 | 8 | 11 |
| 2008 | 6 | 8 |
| 2009 | 5 | 12 |
| 2010 | 5 | 11 |
| 2011 | 1 | 7 |
| 2012 | 9 | 16 |
| 2013 | 15 | 14 |
| 2014 | 9 | 16 |
| 2015 | 10 | 21 |
| 2016 | 13 | 21 |
| 2017 | 16 | 20 |
| 2018 | 9 | 13 |
| 2019 | 14 | 18 |
| 2020 | 15 | 13 |
| 2021 | 9 | 18 |
| 2022 | 11 | 15 |
| 2023 | 11 | 12 |
| 2024 | 9 | 14 |
| 2025 | 8 | 7 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Preparation devices for medium borosilicate medicinal glass tubes and methods thereof21 Jul 2026US 12,686,627 B2Caihong Display Devices Co., Ltd.
- System and method for platinum free melting of high index glasses14 Apr 2026US 12,600,658 B2Corning Incorporated
- Lithium disilicate glass-ceramic with high strength and high transparency and preparation method and use thereof24 Feb 2026US 12,559,416 B2Aidite (Qinhuangdao) Technology Co., Ltd.
- Refractory article, coating composition for preventing redox reaction, and method of manufacturing a refractory article20 Jan 2026US 12,529,132 B2Corning Incorporated
- High temperature and low pressure fining of submerged combustion or other glass4 Nov 2025US 12,459,848 B2Owens-Brockway Glass Container Inc.
- System and method for platinum free melting of high index glasses23 Jul 2026US 2026/0209100 A1Corning Incorporated
- High-generation tft-lcd glass substrate preparation process9 Jul 2026US 2026/0193123 A1Bengbu China Optoelectronic Technology Co., Ltd
- Agitation structures and agitation methods9 Apr 2026US 2026/0097983 A1Caihong Display Devices Co., Ltd.
- Pushing assembly and method for glass melting furnace electrodes5 Feb 2026US 2026/0035277 A1Corning Incorporated
- High temperature and low pressure fining of submerged combustion or other glass22 Jan 2026US 2026/0022048 A1Owens-Brockway Glass Container Inc.
Most cited
By later US patents
- Transparent infrared absorbing glass and method of making291US 4,792,536 APPG Industries, Inc. · 1988
- Highly transparent, edge colored glass140US 5,030,594 APPG Industries, Inc. · 1991
- Roof-mounted oxygen-fuel burner for a glass melting furnace and process of using the oxygen-fuel burner106US 6,237,369 B1Owens Corning Fiberglas Technology, Inc. · 2001
- Method for rapidly melting and refining glass95US 3,951,635 AOwens-Illinois, Inc. · 1976
- Method of boosting a glass melting furnace using a roof mounted oxygen-fuel burner94US 6,422,041 B1The BOC Group, Inc. · 2002