F15B 11/183
Linear stepwise operation
Official title: {Linear stepwise operation}
F15B11/183 (Linear stepwise operation) appears on 18 US grants and 21 published applications in this corpus.
Search patents in F15B- Granted patents
- 18
- Published applications
- 21
- Assignees
- 11
- Inventors
- 23
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2016 | 0 | 1 |
| 2017 | 0 | 2 |
| 2018 | 1 | 3 |
| 2019 | 1 | 2 |
| 2020 | 1 | 1 |
| 2021 | 2 | 1 |
| 2022 | 4 | 5 |
| 2023 | 3 | 3 |
| 2024 | 3 | 2 |
| 2025 | 1 | 0 |
| 2026 | 2 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Additively manufactured hydraulic valve components8 Sep 2026US 12,729,772 B2Caterpillar Inc.
- Pneumatic stepper motor and device comprising at least one such pneumatic stepper motor17 Mar 2026US 12,577,964 B2Machnet SG PTE. LTD.
- Artificial muscle assemblies comprising a reinforced housing1 Apr 2025US 12,264,691 B2Toyota Motor Engineering & Manufacturing North America, Inc.
- Hydraulic actuator with no friction and zero leakage, and its drive system19 Mar 2024US 11,933,327 B2Shandong University
- Pneumatic stepper motor and device comprising at least one such pneumatic stepper motor13 Feb 2024US 11,898,581 B2Machnet Medical Robotics B.V.
- Module forming a mechanical actuator of the muscle or fluidic bladder type, corresponding system and method of use2 Jul 2026US 2026/0185547 A1
- Pneumatic stepper motor and device comprising at least one such pneumatic stepper motor9 May 2024US 2024/0151249 A1Machnet SG PTE. LTD.
- Hydraulic actuator with no friction and zero leakage, and its drive system22 Feb 2024US 2024/0060516 A1Shandong University
- Artificial muscle assemblies comprising a reinforced housing28 Dec 2023US 2023/0417261 A1Toyota Motor Engineering & Manufacturing North America, Inc.
- Additively manufactured hydraulic valve components7 Sep 2023US 2023/0279957 A1Caterpillar Inc.
Most cited
By later US patents
- Intermuscular ridged boards for artificial muscle devices under heavy lift conditions13US 11,353,009 B1Toyota Motor Engineering & Manufacturing North America, Inc. · 2022
- Additively manufactured hydraulic valve components2US 11,662,031 B2Caterpillar Inc. · 2023
- Fluid actuator arrangement2US 9,995,320 B2Saab AB · 2018
- Artificial muscle stacks comprising alternatingly offset artificial muscle layers1US 11,413,746 B2Toyota Motor Engineering & Manufacturing North America, Inc. · 2022
- Artificial muscle assemblies comprising a reinforced housing1US 11,773,878 B1Toyota Motor Engineering & Manufacturing North America, Inc. · 2023