B21D 39/14
With balls
Official title: with balls
B21D39/14 (With balls) appears on 7 US grants and 4 published applications in this corpus.
Search patents in B21D- Granted patents
- 7
- Published applications
- 4
- Assignees
- 8
- Inventors
- 16
- Latest grant
- 23 Jul 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Assembly method for assembled camshaft and device therefor23 Jul 2019US 10,357,854 B2Mianyang Brilliance Ruian Automotive Components Co., Ltd.
- Roller swage method and apparatus1 Dec 2015US 9,199,295 B2The Boeing Company
- Tubing expansion tool8 Aug 2006US 7,086,477 B2Weatherford/Lamb, Inc.
- Expanding mandrel, expanding method and expanding apparatus using the expanding mandrel and heat exchanger with heat exchanging tubes expanded by the expanding method11 Nov 1997US 5,685,190 ADaikin Industries, Ltd.
- Method and apparatus for producing bypass grooves19 Sep 1989US 4,866,966 AMonroe Auto Equipment Company
- Pipe expanding punch13 Sep 2018US 2018/0257124 A1
- Assembly method for assembled camshaft and device therefor2 Aug 2018US 2018/0214996 A1Mianyang Brilliance Ruian Automotive Components Co., Ltd.
- Roller Swage Method and Apparatus13 Mar 2014US 2014/0069159 A1The Boeing Company
- Tubing expansion tool11 Mar 2004US 2004/0045720 A1Weatherford/Lamb, Inc.
Most cited
By later US patents
- Method and apparatus for producing bypass grooves40US 4,866,966 AMonroe Auto Equipment Company · 1989
- Expanding mandrel, expanding method and expanding apparatus using the expanding mandrel and heat exchanger with heat exchanging tubes expanded by the expanding method17US 5,685,190 ADaikin Industries, Ltd. · 1997
- Tube end deforming tool10US 4,512,178 ACombustion Engineering, Inc. · 1985
- Tubing expansion tool8US 7,086,477 B2Weatherford/Lamb, Inc. · 2006
- Ball sizing machine and method7US 4,005,591 ABesser Industries, Inc. · 1977