A63B 23/04
For lower limbs
Official title: for lower limbs {(training appliances for special sports A63B69/00; for the purpose of producing mechanical power F03G5/00)}
A63B23/04 (For lower limbs) appears on 3,480 US grants and 3,415 published applications in this corpus.
Search patents in A63B- Granted patents
- 3,480
- Published applications
- 3,415
- Assignees
- 1,046
- Inventors
- 4,898
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 5 | 0 |
| 1978 | 5 | 0 |
| 1979 | 7 | 0 |
| 1980 | 16 | 0 |
| 1981 | 15 | 0 |
| 1982 | 11 | 0 |
| 1983 | 8 | 0 |
| 1984 | 13 | 0 |
| 1985 | 20 | 0 |
| 1986 | 18 | 0 |
| 1987 | 19 | 0 |
| 1988 | 28 | 0 |
| 1989 | 42 | 0 |
| 1990 | 31 | 0 |
| 1991 | 57 | 0 |
| 1992 | 49 | 0 |
| 1993 | 55 | 0 |
| 1994 | 57 | 0 |
| 1995 | 51 | 0 |
| 1996 | 68 | 0 |
| 1997 | 77 | 0 |
| 1998 | 62 | 0 |
| 1999 | 47 | 0 |
| 2000 | 39 | 0 |
| 2001 | 49 | 4 |
| 2002 | 42 | 47 |
| 2003 | 38 | 56 |
| 2004 | 50 | 80 |
| 2005 | 28 | 74 |
| 2006 | 60 | 88 |
| 2007 | 50 | 108 |
| 2008 | 46 | 93 |
| 2009 | 55 | 91 |
| 2010 | 96 | 124 |
| 2011 | 99 | 115 |
| 2012 | 61 | 105 |
| 2013 | 89 | 135 |
| 2014 | 81 | 161 |
| 2015 | 131 | 175 |
| 2016 | 191 | 239 |
| 2017 | 171 | 244 |
| 2018 | 182 | 245 |
| 2019 | 194 | 214 |
| 2020 | 191 | 192 |
| 2021 | 159 | 154 |
| 2022 | 145 | 165 |
| 2023 | 133 | 142 |
| 2024 | 129 | 156 |
| 2025 | 136 | 147 |
| 2026 | 68 | 61 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fitness training apparatus and system6 Oct 2026US 12,752,149 B2Vitruvian Investments Pty Ltd
- Cardio fitness machine29 Sep 2026US 12,746,430 B2
- Squat depth gauge29 Sep 2026US 12,746,431 B2
- Embo flo medical device22 Sep 2026US 12,741,172 B2
- Rehabilitation exercise device for upper and lower limbs15 Sep 2026US 12,734,390 B2H Robotics Inc.
- Exercise assembly with arm having 360° rotation24 Sep 2026US 2026/0284471 A1
- Chair exercise apparatus17 Sep 2026US 2026/0272179 A1Balanced Body, Inc.
- Devices and methods for a multi-mode training device17 Sep 2026US 2026/0273332 A1Freak Athlete Essentials LLC
- Controlled Squat Strength-Training Machine3 Sep 2026US 2026/0257101 A1
- Modular physiotherapy and rehabilitation device27 Aug 2026US 2026/0248675 A1
Most cited
By later US patents
- Real time simulation using position sensing791US 6,152,856 AReal Vision Co., Ltd. · 2000
- Interactive exercise apparatus645US 5,690,582 ATectrix Fitness Equipment, Inc. · 1997
- Electronic athlete trainer for improving skills in reflex, speed and accuracy466US 4,627,620 A1986
- Computer controlled exercise system434US 4,934,694 A1990
- Interactive exercise apparatus400US 5,785,630 ATectrix Fitness Equipment, Inc. · 1998