C21D 2221/02
Edge parts
C21D2221/02 (Edge parts) appears on 88 US grants and 110 published applications in this corpus.
Search patents in C21D- Granted patents
- 88
- Published applications
- 110
- Assignees
- 79
- Inventors
- 299
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 2 |
| 2002 | 7 | 3 |
| 2003 | 2 | 3 |
| 2004 | 3 | 6 |
| 2005 | 3 | 1 |
| 2006 | 2 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 3 |
| 2009 | 3 | 4 |
| 2010 | 0 | 4 |
| 2011 | 0 | 4 |
| 2012 | 3 | 3 |
| 2013 | 3 | 2 |
| 2014 | 3 | 5 |
| 2015 | 3 | 6 |
| 2016 | 3 | 2 |
| 2017 | 3 | 4 |
| 2018 | 4 | 4 |
| 2019 | 2 | 7 |
| 2020 | 4 | 9 |
| 2021 | 6 | 2 |
| 2022 | 3 | 13 |
| 2023 | 5 | 1 |
| 2024 | 6 | 10 |
| 2025 | 5 | 3 |
| 2026 | 2 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- High strength zinc-plated steel sheet having excellent uniform spot weldability along width direction and manufacturing method thereof19 May 2026US 12,630,912 B2Posco
- Methods of cooling an electrically conductive sheet during transverse flux induction heat treatment19 May 2026US 12,635,041 B2Arconic Technologies LLC
- High strength member, method for manufacturing high strength member, and method for manufacturing steel sheet for high strength member28 Oct 2025US 12,454,733 B2Jfe Steel Corporation
- High-strength hot-dip galvanized steel sheet having excellent surface quality and electric resistance spot weldability, and manufacturing method therefor29 Jul 2025US 12,371,770 B2Posco
- Method for manufacturing steel sheet for cold press and method for manufacturing press component15 Jul 2025US 12,359,276 B2Jfe Steel Corporation
- Continuous annealing line, continuous annealing method, method of producing cold-rolled steel sheet, and method of producing coated or plated steel sheet30 Jul 2026US 2026/0218361 A1Jfe Steel Corporation
- Side trimming method23 Jul 2026US 2026/0208249 A1
- Thermally Treating a Metallic Component16 Jul 2026US 2026/0201489 A1
- Thermally Treating a Metallic Component9 Jul 2026US 2026/0193728 A1
- Processing method12 Mar 2026US 2026/0070111 A1Toyota Jidosha Kabushiki Kaisha
Most cited
By later US patents
- Reciprocating cutting blade having laser-hardened cutting edges and a method for making the same with a laser37US 6,857,255 B1Fisher Barton, Inc. · 2005
- Method of repairing an article24US 8,539,659 B2United Technologies Corporation · 2013
- Laser edge treatment of sliders22US 6,531,084 B1Seagate Technology LLC · 2003
- Apparatus and method for annealing container side wall edge for necking18US 6,349,586 B1Ball Corporation · 2002
- Induction hardened blade17US 8,316,550 B2Stanley Black & Decker, Inc. · 2012