C30B 15/20
Controlling or regulating
Official title: Controlling or regulating (controlling or regulating in general G05)
C30B15/20 (Controlling or regulating) appears on 881 US grants and 872 published applications in this corpus.
Search patents in C30B- Granted patents
- 881
- Published applications
- 872
- Assignees
- 266
- Inventors
- 1,513
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 5 | 0 |
| 1978 | 8 | 0 |
| 1979 | 7 | 0 |
| 1980 | 13 | 0 |
| 1981 | 8 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 10 | 0 |
| 1986 | 11 | 0 |
| 1987 | 5 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 10 | 0 |
| 1991 | 4 | 0 |
| 1992 | 12 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 8 | 0 |
| 1996 | 5 | 0 |
| 1997 | 10 | 0 |
| 1998 | 20 | 0 |
| 1999 | 28 | 0 |
| 2000 | 32 | 0 |
| 2001 | 32 | 16 |
| 2002 | 35 | 34 |
| 2003 | 38 | 35 |
| 2004 | 21 | 16 |
| 2005 | 15 | 23 |
| 2006 | 11 | 29 |
| 2007 | 20 | 24 |
| 2008 | 25 | 26 |
| 2009 | 10 | 30 |
| 2010 | 8 | 39 |
| 2011 | 12 | 27 |
| 2012 | 23 | 18 |
| 2013 | 21 | 22 |
| 2014 | 33 | 25 |
| 2015 | 11 | 22 |
| 2016 | 19 | 39 |
| 2017 | 21 | 33 |
| 2018 | 32 | 34 |
| 2019 | 29 | 29 |
| 2020 | 24 | 51 |
| 2021 | 38 | 41 |
| 2022 | 27 | 50 |
| 2023 | 32 | 57 |
| 2024 | 43 | 76 |
| 2025 | 42 | 43 |
| 2026 | 31 | 33 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Modeling thermal donor formation and target resistivity for single crystal silicon ingot production22 Sep 2026US 12,742,256 B2GlobalWafers Co., Ltd.
- Methods and devices for growing scintillation crystals with multi-component garnet structure22 Sep 2026US 12,742,258 B2Boya Advanced Materials 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.
- Method of producing a crystal for a scintillation crystal detector and a crystal for a scintillation crystal detector8 Sep 2026US 12,729,455 B2Crytur, Spol.S R.O.
- Single crystal ingot puller with high-power laser beam as auxiliary heating source1 Sep 2026US 12,723,324 B2GlobalWafers Co., Ltd.
- Ingot growth device and method for controlling ingot growth8 Oct 2026US 2026/0308800 A1Hanwha Solutions Corporation
- 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.
- Crystal growth method, single crystal furnace vacuum system, and czochralski crystal growth device1 Oct 2026US 2026/0297798 A1Longi Green Energy Technology Co., Ltd.
- Silicon single crystal manufacturing method, and silicon single crystal manufacturing apparatus1 Oct 2026US 2026/0297810 A1Sumco Corporation
Most cited
By later US patents
- Manufacturing method for a silicon single crystal wafer84US 5,954,873 ASumitomo Sitix Corporation · 1999
- Method and apparatus for growing silicon crystals70US 4,981,549 AJapan Silicon Co., Ltd. · 1991
- 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