G01B 3/40
For external screw-threads
Official title: for external screw-threads
G01B3/40 (For external screw-threads) appears on 26 US grants and 7 published applications in this corpus.
Search patents in G01B- Granted patents
- 26
- Published applications
- 7
- Assignees
- 10
- Inventors
- 40
- Latest grant
- 22 Sep 2015
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 2 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 1 | 2 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and device for inspecting a threading of a tubular connection used in the oil industry22 Sep 2015US 9,140,530 B2Nippon Steel & Sumitomo Metal Corporation
- Measuring and testing device having segmented threads and thread segments adjustable with respect to each other23 Dec 2014US 8,914,983 B2Robert Bosch GmbH
- Inspection method of gauge for a self-locking threading of a tubular connection used in the oil industry1 Oct 2013US 8,544,179 B2Sumitomo Metal Industries, Ltd.
- Adaptive base for screw thread measuring apparatus3 Jul 2012US 8,209,873 B1
- Thread gauge wire apparatus15 Apr 2008US 7,356,935 B2
- Method and device for inspecting a threading of a tubular connection used in the oil industry26 Sep 2013US 2013/0247398 A1Nippon Steel & Sumitomo Metal Corporation
- Measuring and testing device having segmented threads and thread segments adjustable with respect to each other16 May 2013US 2013/0118018 A1Robert Bosch GmbH
- Inspection method of gauge for a self-locking threading of a tubular connection used in the oil industry25 Aug 2011US 2011/0203125 A1Sumitomo Metal Industries, Ltd.
- Thread gauge wire apparatus9 Aug 2007US 2007/0180920 A1
- Thread setting plug gage3 Nov 2005US 2005/0241166 A1
Most cited
By later US patents