B60K 17/344
Having a transfer gear
Official title: having a transfer gear
B60K17/344 (Having a transfer gear) appears on 1,720 US grants and 1,272 published applications in this corpus.
Search patents in B60K- Granted patents
- 1,720
- Published applications
- 1,272
- Assignees
- 351
- Inventors
- 2,458
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 6 | 0 |
| 1978 | 5 | 0 |
| 1979 | 5 | 0 |
| 1980 | 6 | 0 |
| 1981 | 7 | 0 |
| 1982 | 3 | 0 |
| 1983 | 9 | 0 |
| 1984 | 16 | 0 |
| 1985 | 14 | 0 |
| 1986 | 22 | 0 |
| 1987 | 39 | 0 |
| 1988 | 61 | 0 |
| 1989 | 36 | 0 |
| 1990 | 26 | 0 |
| 1991 | 24 | 0 |
| 1992 | 25 | 0 |
| 1993 | 22 | 0 |
| 1994 | 26 | 0 |
| 1995 | 13 | 0 |
| 1996 | 20 | 0 |
| 1997 | 30 | 0 |
| 1998 | 35 | 0 |
| 1999 | 41 | 0 |
| 2000 | 32 | 0 |
| 2001 | 26 | 7 |
| 2002 | 25 | 46 |
| 2003 | 58 | 44 |
| 2004 | 39 | 61 |
| 2005 | 51 | 51 |
| 2006 | 31 | 54 |
| 2007 | 33 | 41 |
| 2008 | 33 | 34 |
| 2009 | 30 | 25 |
| 2010 | 25 | 31 |
| 2011 | 24 | 24 |
| 2012 | 23 | 33 |
| 2013 | 35 | 47 |
| 2014 | 39 | 44 |
| 2015 | 47 | 65 |
| 2016 | 52 | 71 |
| 2017 | 78 | 114 |
| 2018 | 86 | 88 |
| 2019 | 88 | 71 |
| 2020 | 73 | 63 |
| 2021 | 69 | 62 |
| 2022 | 62 | 64 |
| 2023 | 52 | 44 |
| 2024 | 52 | 35 |
| 2025 | 39 | 30 |
| 2026 | 20 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Disconnector apparatus with limited slip differential function8 Sep 2026US 12,728,721 B2Hyundai Transys Inc.
- Drive device for a motor vehicle drive train of an electric vehicle1 Sep 2026US 12,722,480 B2ZF Friedrichshafen AG
- Dual drive gear shift assembly for vehicle gearbox14 Jul 2026US 12,680,610 B2BorgWarner Inc.
- Driving apparatus for vehicle23 Jun 2026US 12,661,980 B2Toyota Jidosha Kabushiki Kaisha
- Disconnector apparatus with limited-slip differential9 Jun 2026US 12,650,161 B2Hyundai Transys Inc.
- Vehicle driving apparatus and vehicle8 Oct 2026US 2026/0309220 A1Qi Automotive Co., Ltd.
- Off-Road Vehicle1 Oct 2026US 2026/0296184 A1Zhejiang CFMOTO Power Co., Ltd.
- On-site vehicle comprising battery elements27 Aug 2026US 2026/0250113 A1Manitou Bf
- Drive unit with differential and bearing support assembly20 Aug 2026US 2026/0241788 A1GKN Automotive AG
- Work vehicle30 Jul 2026US 2026/0217102 A1Kubota Corporation
Most cited
By later US patents
- Four-wheeled buggy248US 5,327,989 AHonda Giken Kogyo Kabushiki Kaisha · 1994
- On demand vehicle drive system173US 5,407,024 ABorg-Warner Automotive, Inc. · 1995
- Twin engine power uniter121US 10,435,026 B2Oshkosh Corporation · 2019
- Actuator for the frictional engaging device121US 4,895,236 AAisin-Warner Kabushiki Kaisha · 1990
- Drive unit for hybrid vehicle117US 6,041,877 AFuji Jukogyo Kabushiki Kaisha · 2000