C01B 21/064
With boron
Official title: with boron
C01B21/064 (With boron) appears on 422 US grants and 534 published applications in this corpus.
Search patents in C01B- Granted patents
- 422
- Published applications
- 534
- Assignees
- 282
- Inventors
- 1,172
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 7 | 0 |
| 1990 | 9 | 0 |
| 1991 | 7 | 0 |
| 1992 | 7 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 6 | 2 |
| 2002 | 3 | 7 |
| 2003 | 5 | 1 |
| 2004 | 5 | 3 |
| 2005 | 2 | 7 |
| 2006 | 2 | 5 |
| 2007 | 4 | 6 |
| 2008 | 4 | 2 |
| 2009 | 3 | 8 |
| 2010 | 4 | 12 |
| 2011 | 5 | 10 |
| 2012 | 5 | 15 |
| 2013 | 5 | 8 |
| 2014 | 8 | 14 |
| 2015 | 17 | 23 |
| 2016 | 11 | 30 |
| 2017 | 21 | 42 |
| 2018 | 22 | 32 |
| 2019 | 34 | 43 |
| 2020 | 34 | 46 |
| 2021 | 22 | 48 |
| 2022 | 29 | 41 |
| 2023 | 22 | 38 |
| 2024 | 26 | 41 |
| 2025 | 26 | 31 |
| 2026 | 14 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Boron nitride particles, resin composition, and method for producing resin composition6 Oct 2026US 12,753,075 B2Denka Company Limited
- Boron nitride powder, method of manufacturing boron nitride powder, resin material, and method of manufacturing resin material6 Oct 2026US 12,753,076 B2Jfe Steel Corporation
- Boron nitride particles, resin composition, and method for producing resin composition22 Sep 2026US 12,742,057 B2Denka Company Limited
- Methods and compositions for highly purified boron nitride nanotubes15 Sep 2026US 12,735,319 B2College of William and Mary
- Metamaterial structure and forming method thereof15 Sep 2026US 12,735,322 B2Seoul National University R&Db Foundation
- Production method for boron nitride particles, production method for resin composition, and uses therefor8 Oct 2026US 2026/0307992 A1Resonac Corporation
- Hexagonal boron nitride powder and method for producing same24 Sep 2026US 2026/0285682 A1Tokuyama Corporation
- Method for preparing boron nitride nanosheets, method for preparing boron nitride nanosheet-based fibers, and fibers prepared thereby24 Sep 2026US 2026/0285683 A1Iucf-Hyu (Industry-University Cooperation Foundation Hanyang University)
- Hexagonal boron nitride powder and production method therefor17 Sep 2026US 2026/0274669 A1Tokuyama Corporation
- Thermally conductive sheet and aggregated boron nitride particles17 Sep 2026US 2026/0275073 A1Denka Company Limited
Most cited
By later US patents
- Spherical boron nitride particles and method for preparing them135US 6,652,822 B2The Regents of the University of California · 2003
- BX CY NZ nanotubes and nanoparticles79US 6,231,980 B1The Regents of the University of California · 2001
- Method of making Group III nitrides77US 7,381,391 B2Cornell Research Foundation, Inc. · 2008
- Method for making nanotubes and nanoparticles74US 6,063,243 AThe Regents of the Univeristy of California · 2000
- Process for preparing finely-divided refractory powders54US 4,022,872 APPG Industries, Inc. · 1977