D01H 4/46
In friction spinning
Official title: in friction spinning
D01H4/46 (In friction spinning) appears on 3 US grants and 1 published applications in this corpus.
Search patents in D01H- Granted patents
- 3
- Published applications
- 1
- Assignees
- 2
- Inventors
- 4
- Latest grant
- 20 May 2014
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 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 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and device for yarn braking especially at renewal of spinning in a working position of an air jet spinning machine20 May 2014US 8,726,624 B2Maschinenfabrik Rieter AG
- Method of shutting down a rotor spinning machine18 Oct 1988US 4,777,791 AHollingsworth (U.K.) Limited
- Method of starting and shutting down a friction spinning machine4 Oct 1988US 4,774,805 AHollingsworth (U.K.) Limited
Most cited
By later US patents