F16H 57/0456
Lubrication by injection
Official title: {Lubrication by injection; Injection nozzles or tubes therefor (oil mist or spray lubrication F16H57/0458)}
F16H57/0456 (Lubrication by injection) appears on 248 US grants and 234 published applications in this corpus.
Search patents in F16H- Granted patents
- 248
- Published applications
- 234
- Assignees
- 149
- Inventors
- 584
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 6 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 2 | 3 |
| 2003 | 5 | 0 |
| 2004 | 0 | 3 |
| 2005 | 0 | 3 |
| 2006 | 2 | 4 |
| 2007 | 5 | 1 |
| 2008 | 0 | 4 |
| 2009 | 2 | 3 |
| 2010 | 3 | 5 |
| 2011 | 1 | 6 |
| 2012 | 1 | 9 |
| 2013 | 3 | 8 |
| 2014 | 14 | 6 |
| 2015 | 6 | 7 |
| 2016 | 7 | 14 |
| 2017 | 4 | 9 |
| 2018 | 12 | 16 |
| 2019 | 12 | 8 |
| 2020 | 11 | 27 |
| 2021 | 15 | 20 |
| 2022 | 31 | 24 |
| 2023 | 16 | 19 |
| 2024 | 25 | 16 |
| 2025 | 20 | 15 |
| 2026 | 7 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Discharged liquid circulation system, an electric drive power assembly and an automobile2 Jun 2026US 12,646,998 B2Jing-Jin Electric Technologies Co., Ltd.
- Planetary gearbox device comprising oil feed nozzles and oil feed channels arranged eccentrically inside planet gears, corresponding industrial gearbox, corresponding use, and corresponding method26 May 2026US 12,638,073 B2Flender GmbH
- Lubrication system for a gear assembly26 May 2026US 12,638,074 B2GE Avio S. r. l.
- Lubricant drip pan for a transmission housing of a vehicle transmission19 May 2026US 12,631,248 B2ZF Friedrichshafen AG
- Guide jig5 May 2026US 12,618,513 B2Toyota Jidosha Kabushiki Kaisha
- Cooling and lubricating system for hybrid powertrain20 Aug 2026US 2026/0243392 A1Jing-Jin Electric Technologies Co., Ltd.
- Oil Transfer Device30 Jul 2026US 2026/0218790 A1ZF Friedrichshafen AG
- Self-sealing gears assembly with adapter19 Feb 2026US 2026/0049653 A1Textron Innovations Inc.
- Oil distributor and reducer4 Dec 2025US 2025/0369567 A1Yantai Jereh Oilfield Services Group Co., Ltd.
- Discharged liquid circulation system, an electric drive power assembly and an automobile20 Nov 2025US 2025/0357824 A1Jing-Jin Electric Technologies Co., Ltd.
Most cited
By later US patents
- Star gear system with lubrication circuit and lubrication method therefor618US 6,223,616 B1United Technologies Corporation · 2001
- Gear unit lubrication63US 7,214,157 B2Hansen Transmissiosn International N.V. · 2007
- Emergency lubricating device for a reduction unit particularly for a main gear box of a rotary-wing aircraft60US 5,121,815 AAerospatiale Societe Nationale Industrielle · 1992
- Attitude insensitive lubrication systems38US 4,429,587 AGeneral Electric Company · 1984
- Rotational power transmission apparatus37US 4,590,820 ADresser Industries, Inc. · 1986