C30B 15/14
Heating of the melt or the crystallised materials
C30B15/14 (Heating of the melt or the crystallised materials) appears on 584 US grants and 558 published applications in this corpus.
Search patents in C30B- Granted patents
- 584
- Published applications
- 558
- Assignees
- 242
- Inventors
- 1,185
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 5 | 0 |
| 1980 | 5 | 0 |
| 1981 | 5 | 0 |
| 1982 | 7 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 5 | 0 |
| 1986 | 8 | 0 |
| 1987 | 6 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 15 | 0 |
| 1993 | 7 | 0 |
| 1994 | 8 | 0 |
| 1995 | 9 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 24 | 0 |
| 1999 | 31 | 0 |
| 2000 | 24 | 0 |
| 2001 | 17 | 6 |
| 2002 | 20 | 12 |
| 2003 | 14 | 17 |
| 2004 | 12 | 14 |
| 2005 | 7 | 16 |
| 2006 | 7 | 10 |
| 2007 | 12 | 13 |
| 2008 | 10 | 24 |
| 2009 | 7 | 14 |
| 2010 | 7 | 14 |
| 2011 | 6 | 19 |
| 2012 | 17 | 19 |
| 2013 | 11 | 17 |
| 2014 | 15 | 13 |
| 2015 | 13 | 20 |
| 2016 | 11 | 23 |
| 2017 | 17 | 17 |
| 2018 | 20 | 17 |
| 2019 | 13 | 19 |
| 2020 | 13 | 28 |
| 2021 | 17 | 32 |
| 2022 | 16 | 50 |
| 2023 | 26 | 34 |
| 2024 | 35 | 53 |
| 2025 | 22 | 35 |
| 2026 | 18 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Heater and single crystal growing apparatus22 Sep 2026US 12,742,255 B2Xi'an Eswin Material Technology Co., Ltd.
- Charging method for silicon material and preparation method for single crystal15 Sep 2026US 12,735,803 B2Tcl Zhonghuan Renewable Energy Technology Co., Ltd.
- Ceramic support plate15 Sep 2026US 12,735,804 B2Siemens Medical Solutions USA, Inc.
- Single crystal ingot puller with high-power laser beam as auxiliary heating source1 Sep 2026US 12,723,324 B2GlobalWafers Co., Ltd.
- Asymmetric thermal fields for excluding impurities in single crystal manufacturing device21 Jul 2026US 12,686,941 B2Siemens Medical Solutions USA, Inc.
- Ingot growth device and method for controlling ingot growth8 Oct 2026US 2026/0308800 A1Hanwha Solutions Corporation
- Open czochralski furnace for single crystal growth8 Oct 2026US 2026/0308801 A1Boya Advanced Materials Co., Ltd.
- Single crystal furnace, heat conduction tool, and crystal pulling control method for single crystal furnace1 Oct 2026US 2026/0297795 A1Longi Green Energy Technology Co., Ltd.
- Water-Cooling Jacket and Single Crystal Furnace1 Oct 2026US 2026/0297796 A1Xi'an Eswin Material Technology Co., Ltd.
- Methods for preparing an ingot in an ingot puller apparatus having a heat shield disposed below a side heater1 Oct 2026US 2026/0297797 A1GlobalWafers Co., Ltd.
Most cited
By later US patents
- Pressurized skull crucible for crystal growth using the Czochralski technique95US 5,863,326 ACermet, Inc. · 1999
- High purity carbon/carbon composite useful as a crucible susceptor83US 5,858,486 ASGL Carbon Composites, Inc. · 1999
- Low defect density vacancy dominated silicon70US 5,919,302 AMEMC Electronic Materials, Inc. · 1999
- Apparatus for growing silicon crystals65US 5,264,189 AMitsubishi Materials Corporation · 1993
- Method and apparatus for manufacturing a silicon single crystal having few crystal defects, and a silicon single crystal and silicon wafers manufactured by the same63US 5,968,264 AShin-Etsu Handotai Co., Ltd. · 1999