F16C 33/30
Parts of ball or roller bearings
F16C33/30 (Parts of ball or roller bearings) appears on 7,715 US grants and 6,954 published applications in this corpus.
Search patents in F16C- Granted patents
- 7,715
- Published applications
- 6,954
- Assignees
- 1,823
- Inventors
- 11,504
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 82 | 0 |
| 1977 | 70 | 0 |
| 1978 | 49 | 0 |
| 1979 | 43 | 0 |
| 1980 | 53 | 0 |
| 1981 | 39 | 0 |
| 1982 | 72 | 0 |
| 1983 | 50 | 0 |
| 1984 | 60 | 0 |
| 1985 | 69 | 0 |
| 1986 | 65 | 0 |
| 1987 | 76 | 0 |
| 1988 | 77 | 0 |
| 1989 | 92 | 0 |
| 1990 | 108 | 0 |
| 1991 | 101 | 0 |
| 1992 | 90 | 0 |
| 1993 | 97 | 0 |
| 1994 | 86 | 0 |
| 1995 | 96 | 0 |
| 1996 | 117 | 0 |
| 1997 | 99 | 0 |
| 1998 | 111 | 0 |
| 1999 | 112 | 0 |
| 2000 | 137 | 0 |
| 2001 | 175 | 65 |
| 2002 | 172 | 195 |
| 2003 | 173 | 216 |
| 2004 | 154 | 207 |
| 2005 | 125 | 182 |
| 2006 | 146 | 212 |
| 2007 | 102 | 227 |
| 2008 | 110 | 242 |
| 2009 | 121 | 276 |
| 2010 | 143 | 289 |
| 2011 | 168 | 252 |
| 2012 | 195 | 230 |
| 2013 | 230 | 286 |
| 2014 | 283 | 335 |
| 2015 | 331 | 407 |
| 2016 | 302 | 434 |
| 2017 | 330 | 351 |
| 2018 | 322 | 375 |
| 2019 | 378 | 334 |
| 2020 | 324 | 326 |
| 2021 | 301 | 310 |
| 2022 | 243 | 274 |
| 2023 | 233 | 269 |
| 2024 | 220 | 262 |
| 2025 | 228 | 235 |
| 2026 | 155 | 163 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F16C 33/58Raceways3,658
- F16C 33/66Special parts or details in view of lubrication2,657
- F16C 33/46Cages for rollers or needles1,313
- F16C 33/38Ball cages1,058
- F16C 33/34Rollers567
- F16C 33/32Balls322
- F16C 33/37Loose spacing bodies246
- F16C 33/306Means to synchronise movements138
All 9 subgroupsShow fewer
Recent patents
- Axial rolling bearing unit with rolling bodies, which are arranged between annular axial bearing washers, and a functionally integrated bearing cage6 Oct 2026US 12,753,798 B2Schaeffler Technologies AG & Co. KG
- Cage for rolling bearing and rolling bearing6 Oct 2026US 12,753,799 B2Japan Aerospace Exploration Agency
- Rolling bearing fastening ring for rotating electric machines and rotating electric machine6 Oct 2026US 12,753,800 B2Weg Equipamentos EléTricos S.A.
- Bearing cage with circumferential lubricant passages29 Sep 2026US 12,747,755 B2Aktiebolaget Skf
- Bearing component with piezoelectric core29 Sep 2026US 12,747,757 B2The Timken Company
- Exciter apparatus8 Oct 2026US 2026/0307107 A1FLSmidth AVS
- Three-row roller bearing, preferably for use in a wind power plant8 Oct 2026US 2026/0309186 A1S.A. Defontaine
- Rolling bearing with attached raceways, in particular for a steering column8 Oct 2026US 2026/0309188 A1
- Method for manufacturing a hybrid rolling bearing, and hybrid rolling bearing8 Oct 2026US 2026/0309190 A1
- Drawn cup needle roller bearing8 Oct 2026US 2026/0309191 A1Ntn Corporation
Most cited
By later US patents
- Process for converting a metal carbide to carbon by etching in halogens566US 6,579,833 B1The Board of Trustees of the University of Illinois · 2003
- Emergency oil/mist system289US 4,284,174 AAvco Corporation · 1981
- Telescoping torque transmitting shaft175US 4,103,514 AJean Walterscheid GmbH · 1978
- Rotary member a process cartridge and an assembling method for rolling members173US 5,463,446 ACanon Kabushiki Kaisha · 1995
- Composite synthetic materials149US 4,960,643 A1990