B62M 21/00
Transmissions characterised by use of resilient elements therein
B62M21/00 (Transmissions characterised by use of resilient elements therein) appears on 19 US grants and 22 published applications in this corpus.
Search patents in B62M- Granted patents
- 19
- Published applications
- 22
- Assignees
- 17
- Inventors
- 28
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 2 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 2 |
| 2019 | 3 | 1 |
| 2020 | 2 | 5 |
| 2021 | 1 | 3 |
| 2022 | 1 | 0 |
| 2023 | 3 | 2 |
| 2024 | 1 | 2 |
| 2025 | 0 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Drive device for an electric bicycle and electric bicycle25 Aug 2026US 12,715,542 B2Porsche eBike Performance GmbH
- Drive unit for means of locomotion simultaneously drivable by human muscular strength and electric motors26 May 2026US 12,637,173 B2Killwatt GmbH
- Crank transmission with a crankshaft for connection to at least one foot-operated or hand-operated crank22 Oct 2024US 12,123,795 B2Marquardt GmbH
- Pump-action ride-along vehicle28 Nov 2023US 11,827,309 B2Columbia-Inland Corporation
- Mechanical linkage12 Sep 2023US 11,754,154 B25Bar Pty Ltd.
- Crank transmission and apparatus for detecting a relative rotation of two guide elements16 Jan 2025US 2025/0020524 A1Marquardt GmbH
- Means of transport that can be simultaneously driven electromotively and by human muscular power28 Mar 2024US 2024/0101219 A1Killwatt GmbH
- Electric power unit and straddled vehicle having the same29 Feb 2024US 2024/0067302 A1Yamaha Hatsudoki Kabushiki Kaisha
- Drive Device for an Electric Bicycle and Electric Bicycle28 Dec 2023US 2023/0415847 A1FAZUA GmbH
- Drive unit for means of locomotion simultaneously drivable by human muscular strength and electric motors7 Dec 2023US 2023/0391420 A1Killwatt GmbH
Most cited
By later US patents
- Energy-storing bicycle sprocket drive system30US 5,035,678 ATrilach Development Inc. · 1991
- Chain transmission assembly30US 6,656,072 B2Honda Giken Kogyo Kabushiki Kaisha · 2003
- Chain roller structure in chain driven vehicle22US 6,189,639 B1Honda Giken Kogyo Kabushiki Kaisha · 2001
- Elastic bicycle crank apparatus10US 6,487,932 B22002
- Pump-action ride-along vehicle5US 10,479,439 B22019