F16H 57/0409
Characterised by increasing efficiency
Official title: {characterised by increasing efficiency, e.g. by reducing splash losses}
F16H57/0409 (Characterised by increasing efficiency) appears on 314 US grants and 353 published applications in this corpus.
Search patents in F16H- Granted patents
- 314
- Published applications
- 353
- Assignees
- 147
- Inventors
- 865
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 1 |
| 2005 | 0 | 4 |
| 2006 | 2 | 6 |
| 2007 | 3 | 3 |
| 2008 | 2 | 6 |
| 2009 | 1 | 8 |
| 2010 | 2 | 12 |
| 2011 | 6 | 8 |
| 2012 | 11 | 11 |
| 2013 | 8 | 10 |
| 2014 | 10 | 15 |
| 2015 | 11 | 23 |
| 2016 | 18 | 17 |
| 2017 | 17 | 19 |
| 2018 | 15 | 16 |
| 2019 | 16 | 26 |
| 2020 | 23 | 24 |
| 2021 | 28 | 27 |
| 2022 | 16 | 22 |
| 2023 | 36 | 24 |
| 2024 | 33 | 26 |
| 2025 | 27 | 26 |
| 2026 | 16 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Drive system and drive transmission15 Sep 2026US 12,736,123 B2Schaeffler Technologies AG & Co. KG
- Systems for lubricant distribution25 Aug 2026US 12,716,482 B2Dana Italia S.R.L.
- Transmission comprising an oil-guiding channel component28 Jul 2026US 12,692,934 B2Robert Bosch GmbH
- Vehicle drive transmission device14 Jul 2026US 12,680,604 B2Aisin Corporation
- Transmission of vehicle, powertrain, and vehicle with improved oil flow mechanism16 Jun 2026US 12,655,901 B2BYD Company Limited
- Vehicular driving device27 Aug 2026US 2026/0251213 A1Aisin Corporation
- Vehicle, control device and method for controlling oil supply to electrical machine13 Aug 2026US 2026/0235202 A1Scania CV AB
- Electric drive axle assembly and vehicle comprising the same6 Aug 2026US 2026/0226977 A1Traton AB
- Gearbox and vehicle9 Jul 2026US 2026/0194134 A1Chery Automobile Co., Ltd.
- Gearbox assembly with lubricant extraction volume ratio9 Jul 2026US 2026/0194135 A1GE Avio S. r. l.
Most cited
By later US patents
- Drive apparatus for electric vehicle67US 5,821,653 AAisin Aw Co., Ltd. · 1998
- Churning loss reduction means for gear type devices55US 5,505,112 AEaton Corporation · 1996
- Device for controlling level of gear lubricant as a function of speed54US 6,299,561 B1Meritor Heavy Vehicle Systems, LLC · 2001
- Device for lubricating a geartrain47US 4,630,711 ASociete Anonyme D. B. A. · 1986
- Device for effective lubrication of vehicle power transmission system upon starting of vehicle45US 5,662,188 AToyota Jidosha Kabushiki Kaisha · 1997