C30B 15/18
Using direct resistance heating in addition to other methods of heating
Official title: using direct resistance heating in addition to other methods of heating, e.g. using Peltier heat
C30B15/18 (Using direct resistance heating in addition to other methods of heating) appears on 12 US grants and 6 published applications in this corpus.
Search patents in C30B- Granted patents
- 12
- Published applications
- 6
- Assignees
- 13
- Inventors
- 29
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 3 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods of manufacturing semiconductor devices and semiconductor devices24 Mar 2026US 12,588,445 B2Semiconductor Components Industries, LLC
- Ingot growth apparatus16 Sep 2025US 12,416,095 B2Hanwha Corporation
- Method for producing semiconductor wafers composed of silicon with reduced pinholes14 Jan 2014US 8,628,613 B2Siltronic AG
- Apparatus and method for growing a crystal and heating an annular channel circumscribing the crystal4 Jan 2011US 7,862,656 B2Siemens Medical Solutions USA, Inc.
- Apparatus for preventing heater electrode meltdown in single crystal pulling apparatus1 Dec 1998US 5,843,228 AMitsubishi Materials Corporation
- Ingot growth apparatus27 Nov 2025US 2025/0361645 A1Hanwha Corporation
- Molten silicon feeder for continuous czochralski single crystals23 May 2024US 2024/0167189 A1Shanghai Yinwan Photoelectric Technology Co., Ltd
- Ingot growth apparatus7 Mar 2024US 2024/0076798 A1Hanwha Corporation
- Methods of manufacturing semiconductor devices semiconductor devices29 Feb 2024US 2024/0071775 A1Semiconductor Components Industries, LLC
- Method For Producing Semiconductor Wafers Composed Of Silicon15 Dec 2011US 2011/0304081 A1Siltronic AG
Most cited
By later US patents
- Cold crucible system and method for the meeting and crystallization of non-metallic inorganic compounds24US 4,609,425 AU. S. Philips Corporation · 1986
- Method for growing multicomponent compound semiconductor crystals15US 4,620,897 AFujitsu Limited · 1986
- Apparatus for growing multicomponents compound semiconductor crystals15US 5,021,224 AFujitsu Limited · 1991
- Electromigration process for the purification of molten silicon during crystal growth12US 4,330,359 A1982
- Method of purifying molten silica11US 4,759,787 ATSL Group PLC · 1988