A63B 21/151
Using flexible elements for reciprocating movements
Official title: {Using flexible elements for reciprocating movements, e.g. ropes or chains}
A63B21/151 (Using flexible elements for reciprocating movements) appears on 2,953 US grants and 2,670 published applications in this corpus.
Search patents in A63B- Granted patents
- 2,953
- Published applications
- 2,670
- Assignees
- 800
- Inventors
- 3,642
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 6 | 0 |
| 1978 | 12 | 0 |
| 1979 | 5 | 0 |
| 1980 | 12 | 0 |
| 1981 | 19 | 0 |
| 1982 | 15 | 0 |
| 1983 | 15 | 0 |
| 1984 | 22 | 0 |
| 1985 | 18 | 0 |
| 1986 | 24 | 0 |
| 1987 | 27 | 0 |
| 1988 | 30 | 0 |
| 1989 | 42 | 0 |
| 1990 | 45 | 0 |
| 1991 | 38 | 0 |
| 1992 | 40 | 0 |
| 1993 | 53 | 0 |
| 1994 | 56 | 0 |
| 1995 | 45 | 0 |
| 1996 | 44 | 0 |
| 1997 | 41 | 0 |
| 1998 | 56 | 0 |
| 1999 | 53 | 0 |
| 2000 | 47 | 0 |
| 2001 | 35 | 6 |
| 2002 | 37 | 42 |
| 2003 | 44 | 58 |
| 2004 | 34 | 63 |
| 2005 | 19 | 46 |
| 2006 | 40 | 59 |
| 2007 | 33 | 76 |
| 2008 | 32 | 57 |
| 2009 | 57 | 55 |
| 2010 | 94 | 84 |
| 2011 | 78 | 77 |
| 2012 | 43 | 63 |
| 2013 | 58 | 92 |
| 2014 | 59 | 113 |
| 2015 | 88 | 85 |
| 2016 | 111 | 142 |
| 2017 | 118 | 139 |
| 2018 | 104 | 144 |
| 2019 | 142 | 138 |
| 2020 | 125 | 157 |
| 2021 | 129 | 163 |
| 2022 | 151 | 152 |
| 2023 | 124 | 161 |
| 2024 | 136 | 192 |
| 2025 | 173 | 184 |
| 2026 | 114 | 122 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Virtual reality exercise machine and computer controlled video system671US 5,577,981 A1996
- Computer controlled exercise system434US 4,934,694 A1990
- Enhanced core movement training bench262US 5,066,005 A1991
- Big game fish training and exercise device and method255US 5,334,027 A1994
- Cable crossover exercise apparatus248US 6,238,323 B1The Simonson Family Limited Partnership RLLLP · 2001