C23C 8/64
Carburising
C23C8/64 (Carburising) appears on 44 US grants and 61 published applications in this corpus.
Search patents in C23C- Granted patents
- 44
- Published applications
- 61
- Assignees
- 61
- Inventors
- 170
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 4 |
| 2007 | 2 | 0 |
| 2008 | 2 | 3 |
| 2009 | 1 | 2 |
| 2010 | 0 | 3 |
| 2011 | 1 | 1 |
| 2012 | 4 | 3 |
| 2013 | 1 | 2 |
| 2014 | 0 | 2 |
| 2015 | 2 | 2 |
| 2016 | 2 | 3 |
| 2017 | 3 | 4 |
| 2018 | 1 | 2 |
| 2019 | 2 | 2 |
| 2020 | 2 | 4 |
| 2021 | 4 | 6 |
| 2022 | 3 | 2 |
| 2023 | 1 | 4 |
| 2024 | 5 | 3 |
| 2025 | 1 | 3 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Tungsten wire, tungsten wire processing method using the same, and electrolyzed wire21 Apr 2026US 12,606,890 B2Niterra Materials Co., Ltd.
- Methods of low-temperature/BEOL-compatible highly scalable graphene synthesis29 Apr 2025US 12,286,710 B2Destination 2D Inc.
- Precipitation strengthened carburizable and nitridable steel alloys26 Nov 2024US 12,152,295 B2QuesTek Innovations LLC
- Guiding member, mechanical system comprising such a guiding member, and method for producing such a guiding member24 Sep 2024US 12,098,744 B2Hydromecanique Et Frottement
- Method for increasing magnetic induction intensity of soft magnetic metallic materials27 Aug 2024US 12,071,695 B2
- High-temperature resistant device and method for fabricating the same14 May 2026US 2026/0132497 A1Industrial Technology Research Institute
- Process for creating refractory carbide parts by carburizing metal2 Apr 2026US 2026/0092351 A1
- Carburizer and carburization method using the same12 Feb 2026US 2026/0043120 A1Nippon Steel Corporation
- Laser-assisted reagent activation and property modification of self-passivating metals25 Sep 2025US 2025/0297351 A1Swagelok Company
- Diamond film-deposited substrate and method for manufacturing diamond film-deposited substrate4 Sep 2025US 2025/0277306 A1Sumitomo Chemical Company, Limited
Most cited
By later US patents
- Carbon-coated aluminum and method for producing same54US 7,327,556 B2Toyo Aluminum Kabushiki Kaisha · 2008
- High capacitance electrode and methods of producing same24US 7,224,576 B2Medtronic, Inc. · 2007
- Surface hardened 300 series stainless steel15US 5,344,502 AThe Babcock & Wilcox Company · 1994
- Foil for negative electrode of capacitor and process for producing the same14US 7,388,740 B2Toyo Aluminium Kabushiki Kaisha · 2008
- Low-temperature/BEOL-compatible highly scalable graphene synthesis tool9US 11,976,369 B2Destination 2D Inc. · 2024