F16C 33/41
Comb-shaped
Official title: comb-shaped
F16C33/41 (Comb-shaped) appears on 348 US grants and 300 published applications in this corpus.
Search patents in F16C- Granted patents
- 348
- Published applications
- 300
- Assignees
- 118
- Inventors
- 687
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 6 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 9 | 0 |
| 2000 | 6 | 0 |
| 2001 | 9 | 2 |
| 2002 | 13 | 18 |
| 2003 | 7 | 7 |
| 2004 | 12 | 12 |
| 2005 | 7 | 11 |
| 2006 | 7 | 8 |
| 2007 | 4 | 6 |
| 2008 | 10 | 10 |
| 2009 | 5 | 4 |
| 2010 | 3 | 8 |
| 2011 | 4 | 12 |
| 2012 | 7 | 5 |
| 2013 | 9 | 12 |
| 2014 | 14 | 13 |
| 2015 | 8 | 5 |
| 2016 | 4 | 11 |
| 2017 | 12 | 21 |
| 2018 | 16 | 11 |
| 2019 | 11 | 11 |
| 2020 | 14 | 8 |
| 2021 | 10 | 21 |
| 2022 | 18 | 21 |
| 2023 | 13 | 14 |
| 2024 | 17 | 20 |
| 2025 | 13 | 18 |
| 2026 | 7 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Bearing unit with retaining cage16 Jun 2026US 12,655,872 B2Aktiebolaget Skf
- Bearing unit with retaining cage26 May 2026US 12,638,052 B2Aktibolaget SKF
- Motor vehicle wheel assembly5 May 2026US 12,617,232 B2Ntn Europe
- Crown-type retainer for ball bearings, and ball bearing31 Mar 2026US 12,590,605 B2Nsk Ltd.
- Rolling bearing, rotation device, and method for manufacturing rolling bearing31 Mar 2026US 12,590,606 B2Seiko Instruments Inc.
- Resin holder for ball bearing, ball bearing, and method for manufacturing resin holder for ball bearing27 Aug 2026US 2026/0251179 A1Nsk Ltd.
- Wire raceway ball bearing, cage strip, method of forming the same, and cage20 Aug 2026US 2026/0243303 A1
- Sealed ball bearing and bearing device20 Aug 2026US 2026/0243307 A1Ntn Corporation
- Rolling bearing6 Aug 2026US 2026/0226944 A1Ntn Corporation
- Ball bearing2 Jul 2026US 2026/0185561 A1MINEBEA MITSUMI Inc.
Most cited
By later US patents
- Plastic separator cage for ball bearings43US 5,749,661 AFAG OEM und Handel AG · 1998
- Transmission apparatus with reduced frictional force32US 4,715,247 AHarmonic Drive Systems Inc. · 1987
- Sensor bearings for determining rotational speed and/or angle of torsion32US 5,026,178 AGMN Georg Miller Nurnberg AG Aktiengesellschaft · 1991
- Journal bearing28US 3,975,066 AKugelfischer Georg Schafer & Co. · 1976
- Harmonic drive apparatus28US 4,909,098 AMitsubishi Denki Kabushiki Kaisha · 1990