A63B 21/00069
Setting or adjusting the resistance level
Official title: {Setting or adjusting the resistance level; Compensating for a preload prior to use, e.g. changing length of resistance or adjusting a valve}
A63B21/00069 (Setting or adjusting the resistance level) appears on 2,527 US grants and 2,091 published applications in this corpus.
Search patents in A63B- Granted patents
- 2,527
- Published applications
- 2,091
- Assignees
- 740
- Inventors
- 3,231
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 11 | 0 |
| 1978 | 6 | 0 |
| 1979 | 7 | 0 |
| 1980 | 15 | 0 |
| 1981 | 16 | 0 |
| 1982 | 14 | 0 |
| 1983 | 13 | 0 |
| 1984 | 17 | 0 |
| 1985 | 12 | 0 |
| 1986 | 28 | 0 |
| 1987 | 30 | 0 |
| 1988 | 27 | 0 |
| 1989 | 37 | 0 |
| 1990 | 40 | 0 |
| 1991 | 34 | 0 |
| 1992 | 36 | 0 |
| 1993 | 45 | 0 |
| 1994 | 57 | 0 |
| 1995 | 38 | 0 |
| 1996 | 69 | 0 |
| 1997 | 51 | 0 |
| 1998 | 74 | 0 |
| 1999 | 33 | 0 |
| 2000 | 35 | 0 |
| 2001 | 32 | 9 |
| 2002 | 33 | 32 |
| 2003 | 30 | 42 |
| 2004 | 34 | 45 |
| 2005 | 15 | 73 |
| 2006 | 37 | 57 |
| 2007 | 35 | 69 |
| 2008 | 44 | 41 |
| 2009 | 41 | 51 |
| 2010 | 57 | 70 |
| 2011 | 83 | 81 |
| 2012 | 43 | 76 |
| 2013 | 42 | 77 |
| 2014 | 67 | 76 |
| 2015 | 75 | 93 |
| 2016 | 121 | 164 |
| 2017 | 139 | 168 |
| 2018 | 120 | 150 |
| 2019 | 132 | 138 |
| 2020 | 118 | 112 |
| 2021 | 90 | 90 |
| 2022 | 110 | 88 |
| 2023 | 85 | 72 |
| 2024 | 63 | 95 |
| 2025 | 88 | 76 |
| 2026 | 37 | 46 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Weight apparatus including weight adjustment arrangement6 Oct 2026US 12,752,147 B2Personality Gym AB
- Grip strength enhancement device6 Oct 2026US 12,752,155 B1
- Upper body ski motion exercise machine22 Sep 2026US 12,741,186 B2
- Oxygen trainer device1 Sep 2026US 12,722,040 B2
- Walker device for gait training25 Aug 2026US 12,714,628 B2
- Method Of Weight Load Change By Pivot Point On Exercise Aparatus24 Sep 2026US 2026/0284459 A1
- Maximally Flexible Apparatus for Exercising the Muscles with Two Force Arms24 Sep 2026US 2026/0284463 A1
- Exercise assembly with arm having 360° rotation24 Sep 2026US 2026/0284471 A1
- Surfing and/or swimming training system17 Sep 2026US 2026/0273329 A1
- Hypercapnic and CO2 Tolerance Training Methods, and Apparatus Therefor3 Sep 2026US 2026/0257103 A1
Most cited
By later US patents
- Flywheel252US 5,247,853 AProform Fitness Products, Inc. · 1993
- Variable resistance exercise device236US 6,027,429 ANordicTrack, Inc. · 2000
- Multi-exercise system226US 4,898,381 A1990
- Semi-recumbent exercise cycle223US 4,932,650 AProform Fitness Products, Inc. · 1990
- Dual resistance exercise rowing machine199US 5,072,929 ANordicTrack, Inc. · 1991