Y10T 74/2117
Power generating-type flywheel
Y10T74/2117 (Power generating-type flywheel) appears on 284 US grants and 160 published applications in this corpus.
Search patents in Y10T- Granted patents
- 284
- Published applications
- 160
- Assignees
- 145
- Inventors
- 452
- Latest grant
- 10 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 10 | 0 |
| 1978 | 13 | 0 |
| 1979 | 5 | 0 |
| 1980 | 11 | 0 |
| 1981 | 9 | 0 |
| 1982 | 9 | 0 |
| 1983 | 6 | 0 |
| 1984 | 3 | 0 |
| 1985 | 8 | 0 |
| 1986 | 7 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 6 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 7 | 0 |
| 1996 | 3 | 0 |
| 1997 | 11 | 0 |
| 1998 | 20 | 0 |
| 1999 | 7 | 0 |
| 2000 | 12 | 0 |
| 2001 | 5 | 3 |
| 2002 | 2 | 2 |
| 2003 | 3 | 10 |
| 2004 | 8 | 5 |
| 2005 | 8 | 5 |
| 2006 | 6 | 3 |
| 2007 | 5 | 7 |
| 2008 | 3 | 6 |
| 2009 | 4 | 2 |
| 2010 | 1 | 22 |
| 2011 | 7 | 7 |
| 2012 | 6 | 19 |
| 2013 | 3 | 24 |
| 2014 | 12 | 22 |
| 2015 | 13 | 12 |
| 2016 | 6 | 3 |
| 2017 | 2 | 1 |
| 2018 | 7 | 2 |
| 2019 | 0 | 1 |
| 2020 | 3 | 1 |
| 2021 | 0 | 1 |
| 2022 | 2 | 1 |
| 2023 | 2 | 0 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Flywheel assembly10 Dec 2024US 12,163,567 B2City, University of London
- Flywheel assembly13 Jun 2023US 11,674,560 B2City, University of London
- High speed flywheel14 Feb 2023US 11,578,780 B2Spencer Composites Corporation
- Flywheel assembly5 Apr 2022US 11,293,517 B2City, University of London
- Flywheel device used for energy storage including a hermetically sealed cylinder section and disc-shaped rotor arranged within cylinder section22 Mar 2022US 11,283,328 B2Saint-Augustin Canada Electric Inc.
- Flywheel assembly4 Jan 2024US 2024/0003404 A1City, University of London
- Flywheel assembly4 Aug 2022US 2022/0243784 A1City, University of London
- High speed flywheel25 Feb 2021US 2021/0054903 A1Spencer Composites Corporation
- Method for pre-conditioning a kinetic energy storage system2 Jul 2020US 2020/0212762 A1Saint-Augustin Canada Electric Inc.
- Tire inflation system14 Feb 2019US 2019/0047339 A1Aperia Technologies, Inc.
Most cited
By later US patents
- Hybrid power system for driving a motor vehicle157US 4,588,040 A1986
- Flywheel drive system having a split electromechanical transmission136US 4,233,858 AThe Garrett Corporation · 1980
- Electrohydraulic vehicle with battery flywheel81US 5,427,194 A1995
- Flywheel based energy storage system79US 5,614,777 AU.S. Flywheel Systems · 1997
- Vehicle drive78US 4,411,171 AVolkswagenwerk Aktiengesellschaft · 1983