C03B 19/095
By centrifuging
Official title: {by centrifuging, e.g. arc discharge in rotating mould (crucibles for crystal pulling in general C30B15/10, C30B35/002)}
C03B19/095 (By centrifuging) appears on 177 US grants and 175 published applications in this corpus.
Search patents in C03B- Granted patents
- 177
- Published applications
- 175
- Assignees
- 43
- Inventors
- 238
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 8 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 7 |
| 2003 | 8 | 11 |
| 2004 | 5 | 6 |
| 2005 | 4 | 4 |
| 2006 | 3 | 3 |
| 2007 | 3 | 3 |
| 2008 | 3 | 2 |
| 2009 | 2 | 7 |
| 2010 | 2 | 29 |
| 2011 | 7 | 17 |
| 2012 | 14 | 26 |
| 2013 | 11 | 7 |
| 2014 | 16 | 9 |
| 2015 | 14 | 6 |
| 2016 | 11 | 5 |
| 2017 | 9 | 3 |
| 2018 | 4 | 1 |
| 2019 | 1 | 3 |
| 2020 | 2 | 4 |
| 2021 | 0 | 2 |
| 2022 | 2 | 3 |
| 2023 | 2 | 5 |
| 2024 | 6 | 7 |
| 2025 | 5 | 4 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Quartz glass crucible, manufacturing method therefor, and method for manufacturing silicon single crystal30 Dec 2025US 12,509,793 B2Sumco Corporation
- Quartz container manufacturing method and forming apparatus19 Aug 2025US 12,391,596 B2Longi Green Energy Technology Co., Ltd.
- Infrared transmissivity measurement method of quartz glass crucible19 Aug 2025US 12,392,050 B2Sumco Corporation
- Systems and method for producing hollow quartz cylinders12 Aug 2025US 12,384,712 B2Momentive Performance Materials Quartz, Inc.
- Quartz glass crucible and manufacturing method thereof29 Jul 2025US 12,371,812 B2Sumco Corporation
- Quartz glass crucible and method for producing silicon single crystal using same16 Apr 2026US 2026/0103821 A1Sumco Corporation
- Quartz glass crucible for single-crystal silicon pulling and method for producing single-crystal silicon using same11 Dec 2025US 2025/0376785 A1Sumco Corporation
- Quartz glass crucible capable of measuring infrared transmittance13 Nov 2025US 2025/0347027 A1Sumco Corporation
- Manufacturing method of quartz glass crucible9 Oct 2025US 2025/0313985 A1Sumco Corporation
- Quartz glass crucible for pulling single crystal silicon ingot28 Aug 2025US 2025/0270732 A1Shin-Etsu Quartz Products Co., Ltd.
Most cited
By later US patents
- Manufacture of a quartz glass vessel for the growth of single crystal semiconductor50US 4,935,046 AShin-Etsu Handotai Co., Ltd. · 1990
- Method of making quartz glass crucibles, and apparatus carrying out the method46US 4,416,680 AHeraeus Quarzschmelze GmbH · 1983
- Quartz glass component for a reactor housing a method of manufacturing same and use thereof41US 6,306,489 B1Heraeus Quarzglas GmbH & Co.KG · 2001
- Manufacture of a quartz glass vessel for the growth of single crystal semiconductor40US 4,956,208 AShin-Etsu Handotai Co., Ltd. · 1990
- Manufacture of quartz glass crucible for use in the manufacture of single crystal silicon36US 5,174,801 AShin-Etsu Quartz Products Co., Ltd. · 1992