C22C 1/055
Using carbon
Official title: using carbon
C22C1/055 (Using carbon) appears on 46 US grants and 26 published applications in this corpus.
Search patents in C22C- Granted patents
- 46
- Published applications
- 26
- Assignees
- 40
- Inventors
- 112
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 1 |
| 2002 | 3 | 0 |
| 2003 | 1 | 3 |
| 2004 | 0 | 1 |
| 2005 | 2 | 0 |
| 2006 | 2 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 3 |
| 2019 | 1 | 0 |
| 2020 | 0 | 2 |
| 2021 | 2 | 1 |
| 2022 | 2 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 5 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Surface-coated cutting tool29 Sep 2026US 12,746,604 B2Mitsubishi Materials Corporation
- Solid solution tungsten carbide powders and applications thereof11 Aug 2026US 12,703,900 B2Kennametal Inc.
- Crushing or wear part having a localized composite wear zone30 Dec 2025US 12,508,648 B2Sandvik SRP AB
- Powder composition for the manufacture of casting inserts, casting insert and method of obtaining local composite zones in castings10 Jan 2023US 11,548,065 B2INNERCO Sp. Z.O.O.
- Method for producing hard metal powder, and hard metal powder22 Nov 2022US 11,504,768 B2Teknologian tutkimuskeskus VTT Oy
- Method for casting a component for application in a high wear industrial environment and such a casted component2 Jul 2026US 2026/0183836 A1INNERCO Sp. Z.O.O.
- Cubic boron nitride sintered material and tool15 Jan 2026US 2026/0015291 A1Sumitomo Electric Hardmetal Corp.
- Tungsten carbide and titatnium carbide reinforced manganese steel25 Dec 2025US 2025/0389000 A1Sandvik SRP AB
- Composite wear component17 Apr 2025US 2025/0121432 A1Magotteaux International S.A.
- Surgical article formed from fine grained tungsten carbide in nickel matrix6 Mar 2025US 2025/0073377 A1Extramet Products LLC
Most cited
By later US patents
- Carbide/metal composite material and a process therefor137US 5,304,342 A1994
- Hard metal or cermet sintered body and method for the production thereof88US 6,293,986 B1Widia GmbH · 2001
- Cemented carbide tool and method of making28US 6,998,173 B2Kennametal Inc. · 2006
- Tungsten-based cemented carbide powder mix and cemented carbide products made therefrom21US 5,500,289 AIscar, Ltd. · 1996
- Plate-crystalline tungsten carbide-containing hard alloy, composition for forming plate-crystalline tungsten carbide and process for preparing said hard alloy21US 5,993,506 AToshiba Tungaloy Co., Ltd. · 1999