D01H 7/90
Arrangements with two or more spinning or twisting devices of different types
Official title: Arrangements with two or more {spinning or} twisting devices {of different types} in combination (D01H7/88 takes precedence)
D01H7/90 (Arrangements with two or more spinning or twisting devices of different types) appears on 23 US grants and 7 published applications in this corpus.
Search patents in D01H- Granted patents
- 23
- Published applications
- 7
- Assignees
- 17
- Inventors
- 46
- Latest grant
- 28 Feb 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 2 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- False twist device for an open-end spinning device28 Feb 2017US 9,580,841 B2Maschinenfabrik Rieter AG
- Yarn manufacturing apparatus and method5 Aug 2008US 7,406,818 B2Columbia Insurance Company
- Variable twist level yarn using fluid twisting27 Nov 2007US 7,299,615 B2Mannington Mills, Inc.
- Method and apparatus for manufacturing a singles ring yarn29 Aug 2006US 7,096,655 B2The Hong Kong Polytechnic University
- Device for producing a twisted yarn by an integrated spinning and twisting process as well as fiber feed tube6 Nov 2001US 6,311,468 B1Volkmann GmbH
- Yarn, apparatus and methods preparing thereof28 May 2020US 2020/0165752 A1Tvn Investment Limited
- Yarn manufacturing21 May 2020US 2020/0157708 A1Amrapur Overseas, Inc.
- False Twist Device for an Open-End Spinning Device26 Nov 2015US 2015/0337463 A1Maschinenfabrik Rieter AG
- Spinning method without a flyer as well as an apparatus with a draft system21 Sep 2006US 2006/0207238 A1Rieter Ingolstadt Spinnereimaschinenbau AG
- Yarn manufacturing apparatus and method11 May 2006US 2006/0096270 A1Columbia Insurance Company
Most cited
By later US patents
- Process for producing a twisted yarn36US 4,484,436 AToray Industries, Inc. · 1984
- Method and device for manufacturing a twisted yarn9US 5,479,771 APalitex Project Company GmbH · 1996
- Ring spinning frame8US 4,384,448 AMonsanto Company · 1983
- Twisted yarn and method of producing the same7US 4,414,800 AToray Industries, Inc. · 1983
- Method and device for improving a yarn produced in the rotor of an open-end spinning apparatus7US 4,829,762 AW. Schlafhorst AG & Co. · 1989