D01H 5/74
Rollers or roller bearings
Official title: Rollers {or roller bearings}
D01H5/74 (Rollers or roller bearings) appears on 72 US grants and 33 published applications in this corpus.
Search patents in D01H- Granted patents
- 72
- Published applications
- 33
- Assignees
- 47
- Inventors
- 132
- Latest grant
- 27 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 3 |
| 2002 | 4 | 5 |
| 2003 | 3 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 2 | 3 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 2 |
| 2013 | 0 | 1 |
| 2014 | 1 | 2 |
| 2015 | 1 | 2 |
| 2016 | 2 | 0 |
| 2017 | 2 | 3 |
| 2018 | 0 | 0 |
| 2019 | 3 | 2 |
| 2020 | 0 | 3 |
| 2021 | 1 | 1 |
| 2022 | 2 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 3 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- 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
- Drawing apparatus and method for air spinning machines with multiple feeds19 Jul 2022US 11,390,968 B2Savio Macchine Tessili S.p.A.
- Rubber for textile roller and preparation method therefor28 Jun 2022US 11,371,169 B2The Hong Kong Research Institute of Textiles and Apparel Limited
- Yarn twisting method and device for ring-spinning machine24 Aug 2021US 11,098,417 B2The Hong Kong Research Institute of Textiles and Apparel Limited, The Hong Kong Polytechnic University
- 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
- Air jet spinning machine and drafting system unit for a spinning unit of an air jet spinning machine29 Feb 2024US 2024/0068133 A1Saurer Intelligent Technology AG
- Yarn twisting method and device for ring-spinning machine18 Mar 2021US 2021/0079565 A1The Hong Kong Research Institute of Textiles and Apparel Limited
- Drafting system unit having a weighting arm and a weighting arm for a drafting system unit17 Dec 2020US 2020/0392652 A1
Most cited
By later US patents
- Draft apparatus for a spinning machine15US 4,551,887 AMurata Kikai Kabushiki Kaisha · 1985
- Fluid heated roll apparatus and method13US 4,965,920 APhillips Petroleum Company · 1990
- Arrangement and method for false-twist spinning10US 5,228,281 A1993
- Textile cot assembly9US 4,037,299 ADayco Corporation · 1977
- Draw roll drive arrangement9US 4,161,862 AZinser Textilmaschinen GmbH · 1979