C01B 33/10763
From silicon
Official title: {from silicon}
C01B33/10763 (From silicon) appears on 45 US grants and 68 published applications in this corpus.
Search patents in C01B- Granted patents
- 45
- Published applications
- 68
- Assignees
- 27
- Inventors
- 119
- Latest grant
- 2 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 4 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 8 |
| 2010 | 2 | 5 |
| 2011 | 2 | 1 |
| 2012 | 1 | 6 |
| 2013 | 4 | 8 |
| 2014 | 1 | 1 |
| 2015 | 2 | 3 |
| 2016 | 4 | 8 |
| 2017 | 3 | 5 |
| 2018 | 3 | 3 |
| 2019 | 3 | 0 |
| 2020 | 4 | 7 |
| 2021 | 3 | 1 |
| 2022 | 1 | 2 |
| 2023 | 2 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydrogen chloride dehydration method2 Sep 2025US 12,404,172 B2Tokuyama Corporation
- Iron catalyzed hydrochlorination of silicon tetrachloride to trichlorosilane17 Oct 2023US 11,786,877 B2High-Purity Silicon Corporation
- Production method for trichlorosilane, and pipe28 Mar 2023US 11,612,869 B2Tokuyama Corporation
- Reactor and production method of trichlorosilane8 Feb 2022US 11,241,666 B2Tokuyama Corporation
- Fluidized bed reaction container and method for producing trichlorosilane27 Jul 2021US 11,071,961 B2Tokuyama Corporation
- Method for Producing Purified Trichlorosilane24 Sep 2026US 2026/0285694 A1Tokuyama Corporation
- Process for producing trichlorosilane with structure-optimised silicon particles14 Aug 2025US 2025/0256970 A1Wacker Chemie AG
- Hydrogen chloride dehydration method24 Nov 2022US 2022/0371886 A1Tokuyama Corporation
- Process for producing trichlorosilane with structure-optimised silicon particles28 Jul 2022US 2022/0234901 A1Wacker Chemie AG
- Iron catalyzed hydrochlorination of silicon tetrachloride to trichlorosilane23 Sep 2021US 2021/0291133 A1Mitsubishi Polycrystalline Silicon America Corporation (MIPSA)
Most cited
By later US patents
- Gas separation by semi-permeable membranes38US 4,941,893 AUnion Carbide Chemicals and Plastics Company Inc. · 1990
- Closed loop process for producing polycrystalline silicon and fumed silica18US 5,910,295 AMEMC Electronic Materials, Inc. · 1999
- Method for increasing the yield of trichlorosilane in the fluidized-bed hydrochlorination of silicon14US 5,063,040 AHuels Aktiengesellschaft · 1991
- Method for production of trichloromonosilane10US 4,986,971 AElkem a/s · 1991
- Process for preparing chlorosilanes from silicon and hydrogen chloride using an oxygen promoter9US 4,585,643 AUnion Carbide Corporation · 1986