A63B 21/00065
By increasing or reducing the number of resistance units
Official title: {by increasing or reducing the number of resistance units}
A63B21/00065 (By increasing or reducing the number of resistance units) appears on 1,196 US grants and 1,145 published applications in this corpus.
Search patents in A63B- Granted patents
- 1,196
- Published applications
- 1,145
- Assignees
- 367
- Inventors
- 1,384
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 13 | 0 |
| 1987 | 9 | 0 |
| 1988 | 5 | 0 |
| 1989 | 8 | 0 |
| 1990 | 9 | 0 |
| 1991 | 10 | 0 |
| 1992 | 5 | 0 |
| 1993 | 10 | 0 |
| 1994 | 14 | 0 |
| 1995 | 9 | 0 |
| 1996 | 20 | 0 |
| 1997 | 18 | 0 |
| 1998 | 18 | 0 |
| 1999 | 16 | 0 |
| 2000 | 19 | 0 |
| 2001 | 11 | 7 |
| 2002 | 16 | 21 |
| 2003 | 21 | 21 |
| 2004 | 20 | 26 |
| 2005 | 15 | 37 |
| 2006 | 29 | 35 |
| 2007 | 25 | 37 |
| 2008 | 25 | 28 |
| 2009 | 33 | 24 |
| 2010 | 40 | 40 |
| 2011 | 43 | 34 |
| 2012 | 17 | 37 |
| 2013 | 27 | 42 |
| 2014 | 34 | 53 |
| 2015 | 41 | 56 |
| 2016 | 49 | 80 |
| 2017 | 95 | 112 |
| 2018 | 66 | 73 |
| 2019 | 73 | 68 |
| 2020 | 62 | 47 |
| 2021 | 51 | 47 |
| 2022 | 46 | 48 |
| 2023 | 53 | 49 |
| 2024 | 44 | 48 |
| 2025 | 43 | 41 |
| 2026 | 12 | 34 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Exercise machine266US 7,803,095 B12010
- Enhanced core movement training bench262US 5,066,005 A1991
- Reformer exercise apparatus anchor bar assembly223US 7,163,500 B2Balanced Body, Inc. · 2007
- Aerobic and anaerobic exercise machine190US 5,722,922 AICON Health & Fitness, Inc. · 1998
- Adjustable dumbbell and system190US 6,261,022 B1ICON Health & Fitness, Inc. · 2001