F15B 15/103
Using inflatable bodies that contract when fluid pressure is applied
Official title: {using inflatable bodies that contract when fluid pressure is applied, e.g. pneumatic artificial muscles or McKibben-type actuators}
F15B15/103 (Using inflatable bodies that contract when fluid pressure is applied) appears on 272 US grants and 250 published applications in this corpus.
Search patents in F15B- Granted patents
- 272
- Published applications
- 250
- Assignees
- 139
- Inventors
- 520
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 8 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 9 | 0 |
| 1992 | 7 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 7 | 2 |
| 2002 | 7 | 3 |
| 2003 | 4 | 11 |
| 2004 | 10 | 5 |
| 2005 | 6 | 9 |
| 2006 | 3 | 5 |
| 2007 | 6 | 5 |
| 2008 | 2 | 1 |
| 2009 | 3 | 6 |
| 2010 | 3 | 2 |
| 2011 | 0 | 6 |
| 2012 | 1 | 3 |
| 2013 | 1 | 3 |
| 2014 | 4 | 6 |
| 2015 | 4 | 14 |
| 2016 | 8 | 13 |
| 2017 | 10 | 18 |
| 2018 | 10 | 20 |
| 2019 | 15 | 15 |
| 2020 | 24 | 10 |
| 2021 | 12 | 10 |
| 2022 | 12 | 21 |
| 2023 | 18 | 17 |
| 2024 | 14 | 18 |
| 2025 | 20 | 17 |
| 2026 | 9 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydraulic actuator21 Jul 2026US 12,687,185 B2Bridgestone Corporation
- Artificial muscle, exoskeleton, related method and system14 Jul 2026US 12,678,934 B2Exovibe
- Fluid pressure actuator30 Jun 2026US 12,669,136 B2Bridgestone Corporation
- Pneumatic soft actuators with tunable force-displacement relation and methods and machines therefor2 Jun 2026US 12,643,226 B2Purdue Research Foundation
- Inflatable fiber reinforced bag21 Apr 2026US 12,607,208 B2Taniq NC B.V.
- Self-anchoring burrowing everting robot20 Aug 2026US 2026/0243278 A1The Regents of the University of California
- Wristed vine robot6 Aug 2026US 2026/0225229 A1The Regents of the University of California
- Contact estimation method, contact estimation program, and contact estimation device30 Jul 2026US 2026/0216889 A1Bridgestone Corporation
- Module forming a mechanical actuator of the muscle or fluidic bladder type, corresponding system and method of use2 Jul 2026US 2026/0185547 A1
- Mechanisms for damage detection and autonomous repair of puncture damage for self-healing artificial muscles11 Jun 2026US 2026/0160281 A1NUtech Ventures
Most cited
By later US patents
- Electrostatic/pneumatic actuators for active surfaces213US 6,215,221 B1Honeywell International Inc. · 2001
- Actuators for simulating muscle activity in robotics170US 5,697,285 A1997
- Method and system employing strings of opposed gaseous-fluid inflatable tension actuators in jointed arms, legs, beams and columns for controlling their movements138US 4,784,042 A1988
- Electrostatic/pneumatic actuators for active surfaces132US 6,288,472 B1Honeywell International Inc. · 2001
- Electrostatic actuators for active surfaces99US 6,358,021 B1Honeywell International Inc. · 2002