D02G 1/08
Rollers or other friction causing elements
Official title: Rollers {or other friction causing elements}
D02G1/08 (Rollers or other friction causing elements) appears on 173 US grants and 32 published applications in this corpus.
Search patents in D02G- Granted patents
- 173
- Published applications
- 32
- Assignees
- 70
- Inventors
- 206
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 16 | 0 |
| 1977 | 20 | 0 |
| 1978 | 9 | 0 |
| 1979 | 7 | 0 |
| 1980 | 9 | 0 |
| 1981 | 4 | 0 |
| 1982 | 6 | 0 |
| 1983 | 19 | 0 |
| 1984 | 6 | 0 |
| 1985 | 8 | 0 |
| 1986 | 10 | 0 |
| 1987 | 5 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 2 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 3 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 2 |
| 2017 | 1 | 3 |
| 2018 | 1 | 2 |
| 2019 | 2 | 2 |
| 2020 | 3 | 4 |
| 2021 | 0 | 4 |
| 2022 | 2 | 3 |
| 2023 | 1 | 0 |
| 2024 | 4 | 1 |
| 2025 | 0 | 2 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for manufacturing a multi-ply separable filament yarns and multi-ply separable textured yarn31 Mar 2026US 12,590,388 B2
- Method for preparing full-dull cotton-like polyester fibers24 Feb 2026US 12,559,870 B2Jiangsu Hengli Chemical Fibre Co., Ltd.
- Device for controlling yarn feeding tension of false-twist texturing machine10 Feb 2026US 12,546,034 B2Jiangsu Xinzhanjiang Fiber Technology Co., Ltd.
- Method for manufacturing a multi-ply separable filament yarns and multi-ply separable textured yarn22 Oct 2024US 12,123,112 B2
- Method for manufacturing a multi-ply separable filament yarns and multi-ply separable textured yarn24 Sep 2024US 12,098,483 B2
- Device for controlling yarn feeding tension of false-twist texturing machine6 Nov 2025US 2025/0341032 A1Jiangsu Xinzhanjiang Fiber Technology Co., Ltd.
- Method for preparing full-dull cotton-like polyester fibers20 Feb 2025US 2025/0059684 A1Jiangsu Hengli Chemical Fibre Co., Ltd.
- Friction disc, race, use of a race, false twisting device, use of a friction disc and method for changing a race of a friction disc25 Jul 2024US 2024/0247413 A1Rieter Components Germany GmbH
- Yarn making method24 Nov 2022US 2022/0372670 A1Kennwarr Co., Ltd.
- Yarn texturing apparatus6 Oct 2022US 2022/0316100 A1Heathcoat Fabrics Limited
Most cited
By later US patents
- Partially oriented poly(trimethylene terephthalate) yarn29US 6,287,688 B1E. I. Du Pont de Nemours and Company · 2001
- Threading method and threading devices for disc-type friction twisters22US 4,149,366 ABayer Aktiengesellschaft · 1979
- Apparatus for false twisting yarn22US 4,339,915 ABarmag Barmer Maschinenfabrik AG · 1982
- False twisting apparatus21US 4,144,700 AMurata Kikai Kabushiki Kaisha · 1979
- False-twisting method and apparatus for producing crimped filament yarns18US 4,047,373 AOda Gosen Kogyo Kabushiki Kaisha · 1977