F16H 2061/022
Calculation or estimation of optimal gear ratio
Official title: {Calculation or estimation of optimal gear ratio, e.g. best ratio for economy drive or performance according driver preference, or to optimise exhaust emissions}
F16H2061/022 (Calculation or estimation of optimal gear ratio) appears on 142 US grants and 119 published applications in this corpus.
Search patents in F16H- Granted patents
- 142
- Published applications
- 119
- Assignees
- 66
- Inventors
- 316
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 7 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 2 |
| 2003 | 3 | 1 |
| 2004 | 1 | 4 |
| 2005 | 2 | 0 |
| 2006 | 2 | 4 |
| 2007 | 1 | 0 |
| 2008 | 3 | 2 |
| 2009 | 1 | 7 |
| 2010 | 4 | 2 |
| 2011 | 0 | 4 |
| 2012 | 1 | 6 |
| 2013 | 6 | 7 |
| 2014 | 10 | 6 |
| 2015 | 10 | 7 |
| 2016 | 1 | 9 |
| 2017 | 9 | 5 |
| 2018 | 6 | 6 |
| 2019 | 4 | 9 |
| 2020 | 8 | 7 |
| 2021 | 9 | 5 |
| 2022 | 11 | 10 |
| 2023 | 6 | 2 |
| 2024 | 4 | 6 |
| 2025 | 4 | 5 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Force-based determination of a target gear combination for a plurality of drive systems18 Aug 2026US 12,709,165 B2Man Truck & Bus AG
- Electric drive system for machine and electric drive control system for same14 Apr 2026US 12,600,340 B2Caterpillar Inc.
- Traction drive system and method for operating a traction drive system4 Nov 2025US 12,460,718 B2ZF Friedrichshafen AG
- Transmission system and shifting method30 Sep 2025US 12,429,134 B2Dana Heavy Vehicle Systems Group, LLC
- Dynamic control of transmission shift schedules17 Jun 2025US 12,331,831 B2Cummins Inc.
- Snowmobile23 Jul 2026US 2026/0210437 A1
- Systems and methods for improving effiency of automated manual tranmission (amt) shifting for a vehicle25 Jun 2026US 2026/0177143 A1Cummins Inc.
- Information display system, image display method, and work vehicle15 Jan 2026US 2026/0014860 A1Kubota Corporation
- Force-based determination of a setpoint gear combination for multiple drive systems20 Nov 2025US 2025/0353381 A1
- Force-based determination of a target gear combination for a plurality of drive systems6 Nov 2025US 2025/0340131 A1Man Truck & Bus AG
Most cited
By later US patents
- Hybrid drive control system for vehicle156US 6,083,138 ANissan Motor Co., Ltd. · 2000
- System for controlling drivetrain components to achieve fuel efficiency goals78US 6,436,005 B1Cummins Inc. · 2002
- System for controlling drivetrain components to achieve fuel efficiency goals78US 6,546,329 B2Cummins Inc. · 2003
- Apparatus for controlling the operation of the engine-transmission assembly of a motor vehicle72US 4,353,272 ARobert Bosch GmbH · 1982
- Powertrain control apparatus for improving fuel economy59US 4,905,544 A1990