F16C 33/7809
For needle roller bearings
Official title: {for needle roller bearings}
F16C33/7809 (For needle roller bearings) appears on 117 US grants and 60 published applications in this corpus.
Search patents in F16C- Granted patents
- 117
- Published applications
- 60
- Assignees
- 60
- Inventors
- 181
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 7 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 6 | 0 |
| 1988 | 1 | 0 |
| 1989 | 6 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 6 | 0 |
| 2001 | 1 | 2 |
| 2002 | 5 | 2 |
| 2003 | 2 | 4 |
| 2004 | 2 | 3 |
| 2005 | 1 | 2 |
| 2006 | 2 | 2 |
| 2007 | 2 | 3 |
| 2008 | 2 | 4 |
| 2009 | 0 | 3 |
| 2010 | 4 | 5 |
| 2011 | 1 | 2 |
| 2012 | 5 | 3 |
| 2013 | 3 | 3 |
| 2014 | 2 | 2 |
| 2015 | 4 | 1 |
| 2016 | 1 | 2 |
| 2017 | 2 | 2 |
| 2018 | 1 | 7 |
| 2019 | 5 | 3 |
| 2020 | 4 | 2 |
| 2021 | 4 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Shell type roller bearing19 May 2026US 12,631,212 B2Ntn Corporation
- Sealed bearing2 Sep 2025US 12,404,898 B2Ntn Corporation
- Seal ring, cross shaft coupling, intermediate shaft assembly, steering device7 Mar 2023US 11,598,420 B2Nsk Ltd.
- Structural unit, universal joint bearing and assembling procedure9 Nov 2021US 11,168,739 B2Aktiebolaget Skf
- Propeller shaft tube yoke having a welded joint15 Jun 2021US 11,035,416 B2Neapco Intellectual Property Holdings, LLC
- Sealed bearing23 Jan 2025US 2025/0027539 A1Ntn Corporation
- Shell type roller bearing19 Dec 2024US 2024/0418219 A1Ntn Corporation
- Seal ring, cross shaft coupling, intermediate shaft assembly, steering device22 Apr 2021US 2021/0116031 A1Nsk Ltd.
- Structural unit, universal joint bearing and assembling procedure26 Nov 2020US 2020/0370604 A1Aktiebolaget Skf
- Swivel joint7 May 2020US 2020/0141526 A1Caterpillar Inc.
Most cited
By later US patents
- Seal for a universal joint34US 6,601,855 B12003
- Seal for a universal joint trunnion31US 5,716,277 ADana Corporation · 1998
- Seal assembly for bearing cups slidable in axial direction in bore26US 4,440,401 ASKF Kugellagerfabriken GmbH · 1984
- Device for sealing bearing bush of a universal joint25US 4,834,691 AGelenkwellenbau GmbH · 1989
- Universal joint seal with multiple lips24US 4,515,574 AThe Zeller Corporation · 1985