B23D 37/10
For broaching inner surfaces
Official title: for broaching inner surfaces
B23D37/10 (For broaching inner surfaces) appears on 19 US grants and 8 published applications in this corpus.
Search patents in B23D- Granted patents
- 19
- Published applications
- 8
- Assignees
- 14
- Inventors
- 39
- Latest grant
- 28 Jul 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 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 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 2 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Punching device, punch and method28 Jul 2020US 10,722,958 B2Activos Industriales Madama, S.L.
- Channel bender18 Feb 2020US 10,562,113 B2Seoul Laser Dieboard System Co., Ltd.
- Field-portable hole broaching machines and methods for using the same6 Sep 2016US 9,434,014 B1BNSF Railway Company
- Method of broaching a work-piece23 Mar 2010US 7,681,300 B2GM Global Technology Operations LLC
- Work piece centering device and method of broaching22 Jul 2008US 7,402,011 B2GM Global Technology Operations LLC
- An electric broaching press operating with an electric cylinder3 Aug 2023US 2023/0241693 A1
- Punching device, punch and method15 Mar 2018US 2018/0071842 A1Maquinaria Geka, S.A.
- Channel bender13 Oct 2016US 2016/0297015 A1Seoul Laser Dieboard System Co., Ltd.
- Work Piece Centering Device and Method of Broaching6 Mar 2008US 2008/0052894 A1GM Global Technology Operations LLC
- Work piece centering device and method of broaching28 Dec 2006US 2006/0288551 A1GM Global Technology Operations LLC
Most cited
By later US patents
- Method for providing a toolholder body guide for punch presses12US 5,267,384 A1993
- Shaping machine capable of suppressing tilt12US 5,755,539 AToyota Jidosha Kabushiki Kaisha · 1998
- Broaching machine12US 5,984,600 A1999
- Broaching machine improvements9US 4,212,573 ATy Miles, Inc. · 1980
- Method of providing a toolholder body guide for punch presses8US 5,465,473 A1995