A63B 21/0054
For charging a battery
Official title: {for charging a battery}
A63B21/0054 (For charging a battery) appears on 115 US grants and 166 published applications in this corpus.
Search patents in A63B- Granted patents
- 115
- Published applications
- 166
- Assignees
- 70
- Inventors
- 222
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 2 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 1 |
| 2006 | 2 | 3 |
| 2007 | 2 | 4 |
| 2008 | 1 | 2 |
| 2009 | 2 | 3 |
| 2010 | 1 | 6 |
| 2011 | 5 | 4 |
| 2012 | 3 | 9 |
| 2013 | 3 | 7 |
| 2014 | 3 | 11 |
| 2015 | 7 | 9 |
| 2016 | 4 | 7 |
| 2017 | 5 | 6 |
| 2018 | 5 | 12 |
| 2019 | 10 | 12 |
| 2020 | 9 | 9 |
| 2021 | 8 | 9 |
| 2022 | 8 | 11 |
| 2023 | 6 | 9 |
| 2024 | 8 | 12 |
| 2025 | 9 | 10 |
| 2026 | 2 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Soft exosuit for assistance with human motion24 Feb 2026US 12,558,774 B2President and Fellows of Harvard College
- Motorized treadmill with motor braking mechanism and methods of operating same13 Jan 2026US 12,521,603 B2Woodway USA, Inc.
- Exercise device23 Dec 2025US 12,502,574 B2
- Systems and networks for enabling exercise equipment to communicate with a network21 Oct 2025US 12,450,221 B2Sultan Ventures LLC
- Training apparatus with progress indicator and unified base for different apparatus types14 Oct 2025US 12,440,721 B2Vision 8 GmbH
- Systems and networks for enabling exercise equipment to communicate with a network27 Aug 2026US 2026/0252544 A1Sultan Ventures LLC
- Energy-generating workout mat25 Jun 2026US 2026/0175070 A1
- Motorized treadmill with motor braking mechanism and methods of operating same23 Apr 2026US 2026/0108775 A1Woodway USA, Inc.
- Exercise device26 Mar 2026US 2026/0084003 A1iFIT Inc.
- Exercise machine26 Feb 2026US 2026/0054124 A1Akuis S.R.L.
Most cited
By later US patents
- Method and apparatus for facilitating strength training298US 8,287,434 B22012
- Exerciser activated body-mounted lights and generators123US 5,358,461 A1994
- Drive system operated by muscle-power123US 7,156,780 B1Swissmove AG · 2007
- Wireless game controller for strength training and physiotherapy120US 7,967,728 B22011
- Exercise bicycle with inclined seats for two people90US 4,616,823 A1986