C22C 32/0068
Only nitrides
Official title: {only nitrides}
C22C32/0068 (Only nitrides) appears on 65 US grants and 52 published applications in this corpus.
Search patents in C22C- Granted patents
- 65
- Published applications
- 52
- Assignees
- 58
- Inventors
- 175
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 2 | 2 |
| 2004 | 4 | 2 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 1 | 5 |
| 2011 | 0 | 1 |
| 2012 | 0 | 3 |
| 2013 | 1 | 0 |
| 2014 | 3 | 1 |
| 2015 | 1 | 2 |
| 2016 | 1 | 4 |
| 2017 | 0 | 1 |
| 2018 | 1 | 2 |
| 2019 | 3 | 1 |
| 2020 | 1 | 2 |
| 2021 | 1 | 2 |
| 2022 | 2 | 4 |
| 2023 | 3 | 7 |
| 2024 | 5 | 2 |
| 2025 | 3 | 6 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- High-thermal conductivity composite material, preparation method and application thereof2 Jun 2026US 12,644,166 B2Shaanxi Zinc Industry Co., Ltd.
- Wear-resistant member26 May 2026US 12,638,050 B2NGK Insulators, Ltd.
- Precipitation hardening powder metal composition19 May 2026US 12,629,750 B2GKN Sinter Metals, LLC
- Stable undercooled metallic particles for filling a void24 Feb 2026US 12,559,824 B2Iowa State University Research Foundation, Inc.
- Electrostatic chuck and method of manufacturing the same30 Sep 2025US 12,431,380 B2Temnest Inc.
- Metal matrix composite materials and methods of manufacturing thereof20 Aug 2026US 2026/0242903 A1Epos Technologies Limited
- Nanoparticle-copper-iron composite alloy, and preparation and use thereof18 Sep 2025US 2025/0290180 A1Cisdi Engineering Co., Ltd
- Aluminium metal and process for poducing an aluminium material24 Jul 2025US 2025/0236929 A1
- Precipitation Hardening Powder Metal Composition29 May 2025US 2025/0170641 A1GKN Sinter Metals, LLC
- Powder Metallurgy Counterpart to Wrought Aluminum Alloy 606320 Feb 2025US 2025/0059629 A1GKN Sinter Metals, LLC
Most cited
By later US patents
- Nitrided niobium powders and niobium electrolytic capacitors82US 6,051,044 ACabot Corporation · 2000
- High strength structural member and process for producing the same59US 5,436,080 AHonda Giken Kogyo Kabushiki Kaisha · 1995
- Method for forming metal matrix composite bodies containing three-dimensionally interconnected co-matrices and products produced thereby39US 5,007,475 ALanxide Technology Company, LP · 1991
- Sliding member and oil pump29US 6,089,843 ASumitomo Electric Industries, Ltd. · 2000
- Nitrided niobium powders and niobium electrolytic capacitors28US 6,338,816 B12002