F16C 33/6677
From radial inside
Official title: {from radial inside, e.g. via a passage through the shaft and/or inner ring}
F16C33/6677 (From radial inside) appears on 242 US grants and 217 published applications in this corpus.
Search patents in F16C- Granted patents
- 242
- Published applications
- 217
- Assignees
- 120
- Inventors
- 514
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 1 |
| 2002 | 4 | 3 |
| 2003 | 2 | 2 |
| 2004 | 2 | 4 |
| 2005 | 2 | 8 |
| 2006 | 5 | 12 |
| 2007 | 7 | 4 |
| 2008 | 4 | 6 |
| 2009 | 4 | 9 |
| 2010 | 4 | 8 |
| 2011 | 9 | 5 |
| 2012 | 6 | 5 |
| 2013 | 10 | 11 |
| 2014 | 6 | 6 |
| 2015 | 11 | 12 |
| 2016 | 8 | 22 |
| 2017 | 10 | 16 |
| 2018 | 15 | 13 |
| 2019 | 23 | 11 |
| 2020 | 16 | 18 |
| 2021 | 11 | 4 |
| 2022 | 11 | 8 |
| 2023 | 5 | 5 |
| 2024 | 4 | 10 |
| 2025 | 10 | 9 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Non rotating spacer for gas turbine engine9 Jun 2026US 12,650,185 B2Pratt & Whitney Rzeszow S.A.
- Gearbox assembly for a turbine engine19 May 2026US 12,631,140 B1General Electric Company
- Motor bearing lubrication17 Feb 2026US 12,556,060 B2GM Global Technology Operations LLC
- Method for increasing wear resistance of surface of crankshaft using ceramic coating23 Dec 2025US 12,503,772 B2Shandong Tianrun Zhongcheng Additive Manufacturing Co., Ltd.
- Planetary gear for a transmission for an aircraft capable of hovering7 Oct 2025US 12,435,785 B2Leonardo S.P.A.
- Non rotating spacer for gas turbine engine27 Aug 2026US 2026/0251245 A1Pratt & Whitney Canada Corp.
- Gearbox assembly for a turbine engine21 May 2026US 2026/0139624 A1General Electric Company
- Lubrication structure7 May 2026US 2026/0126111 A1Univance Corporation
- Powertrain mounting for planetary transmission30 Apr 2026US 2026/0117746 A1Flender GmbH
- Motor with distributed oil-passing on motor shaft, powertrain, and electric vehicle30 Apr 2026US 2026/0121483 A1Huawei Digital Power Technologies Co., Ltd.
Most cited
By later US patents
- Rolling-contact bearing containing solid lubricant therein116US 7,234,873 B2Nippon Thompson Co., Ltd. · 2007
- Bearing assembly with dynamic drainage supplied with lubricant48US 5,749,660 ASociete Nationale d'Etude de Contruction de Moteurs d'Aviation "Snecma" · 1998
- Split-inner-ring ball bearing with lubrication structure47US 4,334,720 AIndustrial Tectonics, Inc. · 1982
- Methods and apparatus for supplying oil to bearing assemblies43US 6,409,464 B1General Electric Company · 2002
- Multi-plane lubricated bearing assembly39US 5,106,209 AGeneral Electric Company · 1992