D01H 5/70
Constructional features of drafting elements
D01H5/70 (Constructional features of drafting elements) appears on 219 US grants and 85 published applications in this corpus.
Search patents in D01H- Granted patents
- 219
- Published applications
- 85
- Assignees
- 93
- Inventors
- 289
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 5 | 0 |
| 1984 | 2 | 0 |
| 1985 | 8 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 10 | 0 |
| 1991 | 7 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 8 | 0 |
| 1996 | 4 | 0 |
| 1997 | 8 | 0 |
| 1998 | 5 | 0 |
| 1999 | 8 | 0 |
| 2000 | 12 | 0 |
| 2001 | 26 | 12 |
| 2002 | 15 | 9 |
| 2003 | 5 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 3 |
| 2006 | 2 | 4 |
| 2007 | 0 | 3 |
| 2008 | 2 | 2 |
| 2009 | 4 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 3 |
| 2013 | 0 | 5 |
| 2014 | 3 | 2 |
| 2015 | 2 | 6 |
| 2016 | 3 | 4 |
| 2017 | 4 | 5 |
| 2018 | 4 | 1 |
| 2019 | 5 | 4 |
| 2020 | 2 | 9 |
| 2021 | 3 | 2 |
| 2022 | 5 | 3 |
| 2023 | 0 | 0 |
| 2024 | 1 | 6 |
| 2025 | 3 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Spinning device and method for producing wrapped-core yarns7 Jul 2026US 12,674,252 B2Wuhan Textile University
- Apparatus and a method of drawing a fibre27 May 2025US 12,312,708 B2Agency for Science, Technology and Research
- Air jet spinning machine and drafting system unit for a spinning unit of an air jet spinning machine27 May 2025US 12,312,712 B2Sauer Intelligent Technology AG
- Sliver preparation25 Mar 2025US 12,258,685 B2Saurer Intelligent Technology AG
- Compactor device16 Jul 2024US 12,037,716 B2Saurer Spinning Solutions GmbH & Co. KG
- Calculus spinning device and method for producing wrapped-core yarns15 May 2025US 2025/0154693 A1Wuhan Textile University
- Compound and composition for organic optoelectronic device, organic optoelectronic deivce, and display device24 Oct 2024US 2024/0352627 A1Samsung SDI.Co., Ltd.
- Method and apparatus for producing a yarn18 Jul 2024US 2024/0240367 A1SüDwolle GmbH & Co. KG
- Sliver preparation27 Jun 2024US 2024/0209551 A1Saurer Intelligent Technology AG
- Device for positioning a roller or for tensioning a belt, drawing device, spinning unit and spinning machine comprising such a device20 Jun 2024US 2024/0199370 A1Saurer Spinning Solutions GmbH & Co. KG
Most cited
By later US patents
- Apparatus for making a yarn29US 4,953,349 A1990
- Double-belt draw frame29US 5,600,872 A1997
- Apparatus for the automatic infeed of a textile fibre sheet into a coiler18US 4,372,010 ASociete Alsacienne de Constructions Mecaniques de Mulhouse · 1983
- Device for stretching, condensing and transporting a rove of fibers during a spinning operation16US 4,488,397 AAsa S.A. · 1984
- Method and spinning machine for the production of core yarn16US 6,318,060 B1Zinser Textilmaschinen GmbH · 2001