Issued Patents All Time
Showing 26–50 of 93 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4809503 | Solid fuel bar combustion device and a compressor | — | 1989-03-07 |
| 4799654 | Fluid flow facilitating arrangement which includes a coned ring | — | 1989-01-24 |
| 4793239 | Axial piston motor or pump with an arrangement to thrust the rotor against a bearing of the shaft | — | 1988-12-27 |
| 4784351 | Aircraft with a plurality of propellers, a pipe structure for thereon holdable wings for vertical take off and landing | — | 1988-11-15 |
| 4782737 | Control pintle including a thrust member for a radial flow device | — | 1988-11-08 |
| 4776258 | Radial piston machine with pistons and piston shoes between faces | — | 1988-10-11 |
| 4770371 | Fluid motor driven multi propeller aircraft | — | 1988-09-13 |
| 4748895 | Multiple stroke radial piston motor with radially extending guide segments on the rotor and with four rollers carried by each stroke transfer body | — | 1988-06-07 |
| 4745846 | Devices which take in and expel fluid by a chamber which may border a coned ring | — | 1988-05-24 |
| 4730546 | Rotor bush assembly in fluid machines | — | 1988-03-15 |
| 4730545 | Axial piston machine having a plurality of mechanically actuated rotary valves | — | 1988-03-15 |
| 4724743 | Radial piston machine having piston shoes sealingly contained on the bed of the piston by holding pins | — | 1988-02-16 |
| 4723477 | Control body arrangement for pumps, motors or engines | — | 1988-02-09 |
| 4716720 | Combustion engine with exterior combustion chamber | — | 1988-01-05 |
| 4712381 | Fluid handling elements and combustion engines | — | 1987-12-15 |
| 4703906 | Airborne craft with an inclinable upper structure | — | 1987-11-03 |
| 4701113 | Pump arrangement which includes a working chamber which is bordered by a coned ring with a seal lip on the inner face of the coned ring | — | 1987-10-20 |
| 4690623 | Fluid pumps, fluid motors and devices, which include a coned ring | — | 1987-09-01 |
| 4690620 | Variable radial piston pump | — | 1987-09-01 |
| 4688743 | Aircraft with a retractable variable pitch propeller or a fluid motor driven multi propeller aircraft | — | 1987-08-25 |
| 4685381 | Pivot portion of a piston shoe in fluid machines | — | 1987-08-11 |
| 4685380 | Multiple stroke radial piston machine | — | 1987-08-11 |
| 4681023 | Slide bearing portions on outer faces of piston shoes | — | 1987-07-21 |
| 4664018 | Axial piston motor or pump with an arrangement to thrust the medial shaft into a spherical bed of the outgoing shaft | — | 1987-05-12 |
| 4662584 | Arrangements of or to propellers to improve the capabilities of propeller-driven craft | — | 1987-05-05 |