Issued Patents All Time
Showing 51–75 of 93 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4638520 | Toothbrush capable of multidirectional brushing | — | 1987-01-27 |
| 4635534 | Pistons, piston shoes and rotors in pumps and motors | — | 1987-01-13 |
| 4630528 | Fluid motor with arresting and disarresting means | — | 1986-12-23 |
| 4628794 | Control-pintle for fluid flow devices | — | 1986-12-16 |
| 4626177 | Hydraulic arrangement | — | 1986-12-02 |
| 4624174 | Multiple stroke radial piston machine having plural banks of cylinders and fluid pressure pockets on the pistons | — | 1986-11-25 |
| 4613098 | Devices which may be borne in air and on devices applicable therein | — | 1986-09-23 |
| 4571157 | Propeller with an interior arrangement to variate the pitch | — | 1986-02-18 |
| 4569630 | Axial piston machine having a control flow fluid line passing through a medial shaft portion | — | 1986-02-11 |
| 4562796 | Reciprocating piston engine | — | 1986-01-07 |
| 4562770 | Radial piston motor or pump | — | 1986-01-07 |
| 4557347 | Fluid pumps, fluid motors and devices, wherein they are applied | — | 1985-12-10 |
| 4557438 | Hydraulically controlled, fluid-stream driven vehicle | — | 1985-12-10 |
| 4552054 | Radial piston machine, employing a medial rotor bearing | — | 1985-11-12 |
| 4550644 | Drive shaft arrangement to reduce leakage in fluid machines | — | 1985-11-05 |
| 4546743 | Arrangements to rotary valves for engines compressors, motors or pumps | — | 1985-10-15 |
| 4496120 | Arrangements of or to propellers to improve the capabilities of propeller-driven craft | — | 1985-01-29 |
| 4489641 | Rotor bush assembly in fluid machines | — | 1984-12-25 |
| 4488692 | Vehicle with propeller-pairs and automatic synchronization with power division | — | 1984-12-18 |
| 4480532 | Fossil fuel combustion-steam engines and elements for fluid handling devices | — | 1984-11-06 |
| 4479420 | Anti friction means in pivot means preferably in radial piston pumps, _motors or transmissions | — | 1984-10-30 |
| 4478133 | Arrangement on members which oscillate or pivot | — | 1984-10-23 |
| 4475870 | Hydraulic arrangement | — | 1984-10-09 |
| 4471729 | Valve arrangement preferred for engines | — | 1984-09-18 |
| 4456430 | Vehicle employing a fluid motor with arrangements | — | 1984-06-26 |