B21J 15/40
For forming rivet heads
Official title: for forming rivet heads
B21J15/40 (For forming rivet heads) appears on 40 US grants and 36 published applications in this corpus.
Search patents in B21J- Granted patents
- 40
- Published applications
- 36
- Assignees
- 7
- Inventors
- 42
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 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 | 1 | 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 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 3 | 13 |
| 2017 | 1 | 1 |
| 2018 | 4 | 5 |
| 2019 | 5 | 5 |
| 2020 | 7 | 4 |
| 2021 | 5 | 1 |
| 2022 | 3 | 1 |
| 2023 | 3 | 1 |
| 2024 | 0 | 0 |
| 2025 | 2 | 2 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Utility fixture for creating a distributed utility network7 Jul 2026US RE50,945 E1The Boeing Company
- Two-stage riveting14 Apr 2026US RE50,861 E1The Boeing Company
- Autonomous flexible manufacturing system for building a fuselage3 Mar 2026US 12,564,874 B2The Boeing Company
- Punch for riveting, device in which punch for riveting is disposed, and method for joining members7 Oct 2025US 12,434,293 B2NHK Spring Co., Ltd.
- Autonomous flexible manufacturing system for building a fuselage6 May 2025US 12,290,852 B2The Boeing Company
- Autonomous Flexible Manufacturing System for Building a Fuselage26 Jun 2025US 2025/0205776 A1The Boeing Company
- Punch for riveting, device in which punch for riveting is disposed, and method for joining members2 Jan 2025US 2025/0001481 A1NHK Spring Co., Ltd.
- Autonomous Flexible Manufacturing System for Building a Fuselage16 Nov 2023US 2023/0364669 A1The Boeing Company
- End Effector23 Jun 2022US 2022/0193752 A1Honsa Ergonomic Technologies, Inc.
- End Effector25 Feb 2021US 2021/0053104 A1Honsa Ergonomic Technologies, Inc.
Most cited
By later US patents
- Mobile platforms for performing operations along an exterior of a fuselage assembly28US 9,505,051 B2The Boeing Company · 2016
- Rivet head forming tool19US 4,218,911 A1980
- Utility fixture for creating a distributed utility network17US 9,895,741 B2The Boeing Company · 2018
- Rivet tool having reversible anvil10US 4,602,414 ACenter Industries Corporation · 1986
- Mobile platforms for performing operations along an exterior of a fuselage assembly8US 10,016,805 B2The Boeing Company · 2018