C01B 33/027
By decomposition or reduction of gaseous or vaporised silicon compounds other than
Official title: by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material
C01B33/027 (By decomposition or reduction of gaseous or vaporised silicon compounds other than) appears on 619 US grants and 781 published applications in this corpus.
Search patents in C01B- Granted patents
- 619
- Published applications
- 781
- Assignees
- 254
- Inventors
- 1,309
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 5 | 0 |
| 1979 | 11 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 7 | 0 |
| 1983 | 5 | 0 |
| 1984 | 12 | 0 |
| 1985 | 14 | 0 |
| 1986 | 3 | 0 |
| 1987 | 11 | 0 |
| 1988 | 12 | 0 |
| 1989 | 11 | 0 |
| 1990 | 9 | 0 |
| 1991 | 9 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 5 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 5 | 6 |
| 2003 | 3 | 6 |
| 2004 | 1 | 18 |
| 2005 | 9 | 7 |
| 2006 | 5 | 6 |
| 2007 | 3 | 11 |
| 2008 | 2 | 25 |
| 2009 | 7 | 44 |
| 2010 | 19 | 56 |
| 2011 | 18 | 59 |
| 2012 | 26 | 62 |
| 2013 | 34 | 43 |
| 2014 | 37 | 43 |
| 2015 | 43 | 42 |
| 2016 | 32 | 45 |
| 2017 | 29 | 42 |
| 2018 | 16 | 33 |
| 2019 | 38 | 25 |
| 2020 | 31 | 29 |
| 2021 | 15 | 19 |
| 2022 | 27 | 30 |
| 2023 | 17 | 31 |
| 2024 | 21 | 34 |
| 2025 | 18 | 37 |
| 2026 | 14 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C01B 33/035By decomposition or reduction of gaseous or vaporised silicon compounds in the275
- C01B 33/03By decomposition of silicon halides or halosilanes or reduction thereof with hydrogen149
- C01B 33/029By decomposition of monosilane134
- C01B 33/033By reduction of silicon halides or halosilanes with a metal or a50
Recent patents
- Process for manufacturing silicon-containing materials in a cascade reactor system6 Oct 2026US 12,753,495 B2Wacker Chemie AG
- Quality evaluation method, manufacturing system of silicon for evaluation, manufacturing method of silicon for evaluation, and silicon for evaluation25 Aug 2026US 12,716,884 B2Shin-Etsu Chemical Co., Ltd.
- Method for producing polycrystalline silicon28 Jul 2026US 12,692,167 B2Wacker Chemie AG
- Method of producing a battery anode active material comprising a porous host structure and silicon residing in the host pores14 Jul 2026US 12,683,152 B1Honeycomb Battery Company
- Polycrystalline silicon rod and process of manufacturing polycrystalline silicon rod30 Jun 2026US 12,668,493 B2Shin-Etsu Chemical Co., Ltd.
- Negative electrode active material, method of manufacturing the negative electrode active material, and negative electrode including the negative electrode active material8 Oct 2026US 2026/0307996 A1Samsung SDI.Co., Ltd.
- Negative electrode active material, negative electrode including the same, and method for manufacturing the same8 Oct 2026US 2026/0312012 A1Samsung SDI.Co., Ltd.
- Gas phase deposition reactor and method for producing polycrystalline silicon1 Oct 2026US 2026/0296900 A1Wacker Chemie AG
- Plasma modification preparation method of silicon-carbon composite material, silicon-carbon composite material and use thereof24 Sep 2026US 2026/0285692 A1Shida Shinghwa Advanced Material Group Co., Ltd.
- Silicon-carbon composite material, preparation method therefor, and application thereof24 Sep 2026US 2026/0285693 A1Ningde Amperex Technology Limited
Most cited
By later US patents
- Process for the deposition of pure semiconductor material372US 4,179,530 AWacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH · 1979
- Method for silicon deposition106US 5,798,137 AAdvanced Silicon Materials LLC · 1998
- Process for preparing highly pure silicon granules75US 6,007,869 AWacker Chemie AG · 1999
- Fluidized bed reactor with microwave heating system for preparing high-purity polycrystalline silicon69US 4,786,477 AKorea Research Institute of Chemical Technology · 1988
- Heating of fluidized bed reactor by microwaves60US 5,374,413 AKorea Research Institute of Chemical Technology · 1994