B21D 26/00
Shaping without cutting otherwise than using rigid devices or tools or yieldable
Official title: Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces (stamping using resilient pads B21D22/10)
B21D26/00 (Shaping without cutting otherwise than using rigid devices or tools or yieldable) appears on 1,500 US grants and 1,125 published applications in this corpus.
Search patents in B21D- Granted patents
- 1,500
- Published applications
- 1,125
- Assignees
- 653
- Inventors
- 2,595
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 18 | 0 |
| 1977 | 12 | 0 |
| 1978 | 13 | 0 |
| 1979 | 11 | 0 |
| 1980 | 10 | 0 |
| 1981 | 15 | 0 |
| 1982 | 13 | 0 |
| 1983 | 12 | 0 |
| 1984 | 15 | 0 |
| 1985 | 19 | 0 |
| 1986 | 13 | 0 |
| 1987 | 14 | 0 |
| 1988 | 13 | 0 |
| 1989 | 15 | 0 |
| 1990 | 11 | 0 |
| 1991 | 17 | 0 |
| 1992 | 16 | 0 |
| 1993 | 25 | 0 |
| 1994 | 27 | 0 |
| 1995 | 32 | 0 |
| 1996 | 22 | 0 |
| 1997 | 44 | 0 |
| 1998 | 45 | 0 |
| 1999 | 39 | 0 |
| 2000 | 57 | 0 |
| 2001 | 45 | 13 |
| 2002 | 39 | 39 |
| 2003 | 59 | 60 |
| 2004 | 51 | 64 |
| 2005 | 41 | 52 |
| 2006 | 51 | 59 |
| 2007 | 36 | 46 |
| 2008 | 31 | 44 |
| 2009 | 29 | 30 |
| 2010 | 26 | 55 |
| 2011 | 24 | 44 |
| 2012 | 28 | 27 |
| 2013 | 34 | 34 |
| 2014 | 31 | 42 |
| 2015 | 33 | 50 |
| 2016 | 38 | 45 |
| 2017 | 47 | 52 |
| 2018 | 35 | 48 |
| 2019 | 43 | 61 |
| 2020 | 44 | 49 |
| 2021 | 44 | 54 |
| 2022 | 50 | 48 |
| 2023 | 33 | 37 |
| 2024 | 44 | 28 |
| 2025 | 27 | 24 |
| 2026 | 9 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Forming device and forming method4 Aug 2026US 12,697,652 B2Sumitomo Heavy Industries, Ltd.
- Molding device14 Jul 2026US 12,678,850 B2Sumitomo Heavy Industries, Ltd.
- Battery case shaping apparatus and method using shock wave28 Apr 2026US 12,614,787 B2LG Energy Solution, Ltd.
- Method for forming and heat treating near net shape complex structures from sheet metal14 Apr 2026US 12,599,953 B2Spirit AeroSystems, Inc.
- Conformable cold plate for fluid cooling applications7 Apr 2026US 12,598,725 B2Intel Corporation
- Method and apparatus for calibrating a metal profile blank24 Sep 2026US 2026/0284731 A1Norsk Hydro ASA
- Electrode for an electrohydraulic forming chamber10 Sep 2026US 2026/0264129 A1Adm28 France
- Forming system20 Aug 2026US 2026/0241435 A1Sumitomo Heavy Industries, Ltd.
- Method for manufacturing non-stick pan liner20 Aug 2026US 2026/0241438 A1Joyoung Company Limited
- Longitudinal chamber profile preform and method23 Jul 2026US 2026/0208253 A1Zieta Prozessdesign SpóLka Z Ograniczona Odpowiedzialnoscia
Most cited
By later US patents
- Magnetic field concentrator for electromagnetic forming333US 7,513,025 B2The Boeing Company · 2009
- Method of securing a sleeve within a tube279US 4,069,573 ACombustion Engineering, Inc. · 1978
- Method for hydroforming and hydroformed product124US 8,297,096 B2Nippon Steel Corporation · 2012
- Method of fabricating metallic sandwich structure109US 4,304,821 AMcDonnell Douglas Corporation · 1981
- Gelatinous elastomer compositions and articles102US 6,552,109 B1Applied Elastomerics, Inc. · 2003