C21D 8/0294
Involving a localised treatment
Official title: involving a localised treatment
C21D8/0294 (Involving a localised treatment) appears on 40 US grants and 73 published applications in this corpus.
Search patents in C21D- Granted patents
- 40
- Published applications
- 73
- Assignees
- 37
- Inventors
- 143
- Latest grant
- 28 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 1 |
| 2014 | 2 | 3 |
| 2015 | 0 | 11 |
| 2016 | 1 | 3 |
| 2017 | 4 | 1 |
| 2018 | 2 | 8 |
| 2019 | 4 | 2 |
| 2020 | 6 | 4 |
| 2021 | 3 | 7 |
| 2022 | 0 | 7 |
| 2023 | 3 | 6 |
| 2024 | 7 | 9 |
| 2025 | 6 | 4 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Cold-rolling strip steel with strength and hardness thereof varying in thickness direction and manufacturing method therefor8 Jul 2025US 12,351,887 B2Baoshan Iron & Steel Co., Ltd.
- High-strength hot-dipped galvanized steel sheet having excellent surface quality and spot weldability, and manufacturing method therefor17 Jun 2025US 12,331,405 B2Posco
- Vehicle body frame member and manufacturing method of the same2 Jul 2026US 2026/0184371 A1Toyota Jidosha Kabushiki Kaisha
- High strength member, method for manufacturing high strength member, and method for manufacturing steel sheet for high strength member22 Jan 2026US 2026/0022438 A1Jfe Steel Corporation
- High-strength hot-dip galvanized steel sheet having excellent surface quality and electric resistance spot weldability, and manufacturing method therefor30 Oct 2025US 2025/0333829 A1Posco
- High-yield ratio high-strength steel plate having excellent impact resistance after cold forming and manufacturing method thereof16 Oct 2025US 2025/0320590 A1Posco
- Method and fixture for local softening of hot stamped member8 May 2025US 2025/0144692 A1
Most cited
By later US patents
- Femtosecond laser pulse surface structuring methods and materials resulting therefrom61US 8,685,185 B2University of Rochester · 2014
- Process and apparatus for improving cold rollability and/or strip annealability of metals and metal alloys16US 4,405,386 AOlin Corporation · 1983
- Bumper assembly7US 9,283,908 B2Cosma Engineering Europe AG · 2016
- Femtosecond laser pulse surface structuring methods and materials resulting therefrom5US 10,786,874 B2University of Rochester · 2020
- Nanostructured materials, methods, and applications5US 10,876,193 B2University of Rochester · 2020