C21D 8/0273
Final recrystallisation annealing
Official title: {Final recrystallisation annealing}
C21D8/0273 (Final recrystallisation annealing) appears on 762 US grants and 1,269 published applications in this corpus.
Search patents in C21D- Granted patents
- 762
- Published applications
- 1,269
- Assignees
- 205
- Inventors
- 2,019
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 6 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 8 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 10 | 3 |
| 2002 | 9 | 14 |
| 2003 | 17 | 21 |
| 2004 | 20 | 24 |
| 2005 | 4 | 8 |
| 2006 | 6 | 8 |
| 2007 | 2 | 5 |
| 2008 | 2 | 2 |
| 2009 | 7 | 11 |
| 2010 | 4 | 6 |
| 2011 | 3 | 17 |
| 2012 | 5 | 12 |
| 2013 | 7 | 22 |
| 2014 | 8 | 30 |
| 2015 | 12 | 26 |
| 2016 | 10 | 37 |
| 2017 | 24 | 54 |
| 2018 | 21 | 52 |
| 2019 | 47 | 58 |
| 2020 | 40 | 78 |
| 2021 | 51 | 64 |
| 2022 | 68 | 104 |
| 2023 | 43 | 166 |
| 2024 | 73 | 174 |
| 2025 | 126 | 140 |
| 2026 | 85 | 133 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Steel sheet with excellent phosphatability and manufacturing method therefor6 Oct 2026US 12,753,458 B2Posco
- Method of manufacturing grain-oriented electrical steel sheet and hot-rolled steel sheet for grain-oriented electrical steel sheet6 Oct 2026US 12,753,471 B2Jfe Steel Corporation
- Carbon-doped alloy steel with super room-temperature ductility and its preparation process15 Sep 2026US 12,735,776 B2City University of Hong Kong
- Aluminium alloy strip optimized for forming and method for manufacture1 Sep 2026US 12,723,292 B2Speira GmbH
- Steel sheet1 Sep 2026US 12,723,295 B2Nippon Steel Corporation
- A cold rolled martensitic steel and a method of martensitic steel thereof8 Oct 2026US 2026/0308706 A1
- Martensitic stainless steel strip8 Oct 2026US 2026/0308709 A1Proterial, Ltd.
- Hydrogen induced cracking-resistant cold-rolled hot-dip galvanized ultra-high-strength dual-phase steel and manufacturing method therefor8 Oct 2026US 2026/0308732 A1Baoshan Iron & Steel Co., Ltd.
- High strength steel sheet, high strength coated steel sheet, methods for producing the same, and member1 Oct 2026US 2026/0297712 A1Jfe Steel Corporation
- Highly formable and easily phosphated high-manganese cold-rolled steel plate having tensile strength of 1000-1600 mpa, and manufacturing method therefor24 Sep 2026US 2026/0286455 A1Baoshan Iron & Steel Co., Ltd.
Most cited
By later US patents
- High strength steel sheet having excellent formability and method for production thereof66US 7,090,731 B2Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) · 2006
- Flat product, such as sheet, made of steel having a high yield strength and exhibiting good ductility and process for manufacturing this product53US 6,395,108 B2Recherche et Developpement du Groupe Cockerill Sambre · 2002
- Method for producing a steel sheet with dual-phase structure composed of ferrite- and rapidly-cooled-transformed phases39US 4,062,700 ANippon Steel Corporation · 1977
- Oxidation resistant high-entropy alloys33US 10,190,197 B2Trustees of Dartmouth College · 2019
- Hot-dip galvanized steel sheet and production thereof31US 6,312,536 B1Kabushiki Kaisha Kobe Seiko Sho · 2001