C01B 32/956
Silicon carbide
C01B32/956 (Silicon carbide) appears on 559 US grants and 590 published applications in this corpus.
Search patents in C01B- Granted patents
- 559
- Published applications
- 590
- Assignees
- 401
- Inventors
- 1,479
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 3 | 0 |
| 1978 | 6 | 0 |
| 1979 | 7 | 0 |
| 1980 | 5 | 0 |
| 1981 | 13 | 0 |
| 1982 | 11 | 0 |
| 1983 | 13 | 0 |
| 1984 | 5 | 0 |
| 1985 | 12 | 0 |
| 1986 | 9 | 0 |
| 1987 | 12 | 0 |
| 1988 | 7 | 0 |
| 1989 | 13 | 0 |
| 1990 | 10 | 0 |
| 1991 | 9 | 0 |
| 1992 | 7 | 0 |
| 1993 | 8 | 0 |
| 1994 | 10 | 0 |
| 1995 | 3 | 0 |
| 1996 | 6 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 2 |
| 2002 | 6 | 16 |
| 2003 | 17 | 10 |
| 2004 | 12 | 15 |
| 2005 | 2 | 10 |
| 2006 | 6 | 11 |
| 2007 | 2 | 8 |
| 2008 | 4 | 6 |
| 2009 | 5 | 10 |
| 2010 | 12 | 18 |
| 2011 | 10 | 15 |
| 2012 | 4 | 22 |
| 2013 | 7 | 20 |
| 2014 | 8 | 26 |
| 2015 | 18 | 22 |
| 2016 | 16 | 16 |
| 2017 | 18 | 17 |
| 2018 | 17 | 35 |
| 2019 | 19 | 26 |
| 2020 | 23 | 35 |
| 2021 | 23 | 44 |
| 2022 | 27 | 44 |
| 2023 | 31 | 45 |
| 2024 | 30 | 47 |
| 2025 | 29 | 44 |
| 2026 | 22 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Circular carbon process29 Sep 2026US 12,747,159 B2BASF SE
- Silicon carbide powder and manufacturing method for same18 Aug 2026US 12,709,545 B2Fujimi Incorporated
- Furnace apparatus for crystal production18 Aug 2026US 12,709,819 B2Zadient Technologies SAS
- Preparation method of high purity SiC powder28 Jul 2026US 12,692,166 B2KCindustrial Co., Ltd.
- Polycrystalline SIC article21 Jul 2026US 12,686,944 B2Tokai Carbon Co., Ltd.
- High Purity SiOC and SiC, Methods Compositions and Applications1 Oct 2026US 2026/0296898 A1Pallidus, Inc.
- Manufacturing of silicon-carbon composites materials1 Oct 2026US 2026/0296899 A1Group14 Technologies, Inc.
- Method for preparing silicon carbide (sic) nanomaterial using solid waste24 Sep 2026US 2026/0285691 A1Yan'an University
- Synthesis of hydrogen gas by flash joule heating13 Aug 2026US 2026/0234475 A1William Marsh Rice University
- Multi-Substrate Wafer with Radially Grown Substrates13 Aug 2026US 2026/0239701 A1
Most cited
By later US patents
- Carbide nanomaterials684US 6,190,634 B1President and Fellows of Harvard College · 2001
- Nanostructured fillers and carriers316US 6,228,904 B1Nanomaterials Research Corporation · 2001
- Materials and products using nanostructured non-stoichiometric substances226US 6,344,271 B12002
- Nanotechnology for biomedical products224US 6,572,672 B2NanoProducts Corporation · 2003
- Method of producing nanoscale powders by quenching of vapors219US 5,788,738 ANanomaterials Research Corporation · 1998