C04B 2237/361
Boron nitride
C04B2237/361 (Boron nitride) appears on 177 US grants and 165 published applications in this corpus.
Search patents in C04B- Granted patents
- 177
- Published applications
- 165
- Assignees
- 125
- Inventors
- 505
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 5 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 8 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 1 |
| 2002 | 2 | 8 |
| 2003 | 3 | 3 |
| 2004 | 5 | 4 |
| 2005 | 2 | 8 |
| 2006 | 1 | 1 |
| 2007 | 1 | 5 |
| 2008 | 1 | 5 |
| 2009 | 0 | 7 |
| 2010 | 6 | 10 |
| 2011 | 7 | 6 |
| 2012 | 3 | 2 |
| 2013 | 1 | 7 |
| 2014 | 7 | 8 |
| 2015 | 7 | 7 |
| 2016 | 3 | 8 |
| 2017 | 6 | 7 |
| 2018 | 5 | 8 |
| 2019 | 4 | 8 |
| 2020 | 6 | 3 |
| 2021 | 3 | 8 |
| 2022 | 4 | 8 |
| 2023 | 1 | 8 |
| 2024 | 10 | 14 |
| 2025 | 9 | 8 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Compliant suture-based joinery21 Apr 2026US 12,606,495 B2Lawrence Livermore National Security, LLC
- Cutting tool7 Apr 2026US 12,594,599 B2AB Sandvik Coromant
- Cubic boron nitride sintered material17 Feb 2026US 12,552,719 B2Sumitomo Electric Hardmetal Corp.
- Circuit board and method of production therefor13 Jan 2026US 12,526,917 B2Denka Company Limited
- Ceramic tool with integrated temperature sensing and cutting functions, preparation method and application thereof2 Dec 2025US 12,486,557 B2Shandong University
- Pbn container and method for producing pbn container9 Apr 2026US 2026/0097882 A1Shin-Etsu Chemical Co., Ltd.
- Electrostatic chuck22 Jan 2026US 2026/0026305 A1ASM IP Holding B. V.
- Substrate and method for producing the substrate15 Jan 2026US 2026/0014780 A1TDK Electronics Co., Ltd.
- Method for manufacturing ceramic heater2 Oct 2025US 2025/0304507 A1MiCo Ceramics Ltd.
- Power semiconductor module arrangement and method for producing the same14 Aug 2025US 2025/0259923 A1
Most cited
By later US patents
- Ceramic structural body188US 5,914,187 AIbiden Co., Ltd. · 1999
- Dual grade carbide substrate for earth-boring drill bit cutting elements, drill bits so equipped, and methods166US 6,216,805 B1Baker Hughes Incorporated · 2001
- Multilayer coated abrasive element for bonding to a backing162US 5,049,164 ANorton Company · 1991
- Fabrication of supported polycrystalline abrasive compacts158US 4,944,772 AGeneral Electric Company · 1990
- Composite material bonded by an amorphous metal, and preparation thereof152US 4,621,031 ADresser Industries, Inc. · 1986