Issued Patents All Time
Showing 25 most recent of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9746218 | Economized refrigeration system | Steven T. Sommer, John F. Judge | 2017-08-29 |
| 9615776 | Signal processing method and apparatus | — | 2017-04-11 |
| 7439702 | Application of a switched reluctance motion control system in a chiller system | Harold Robert Schnetzka, Ivan Jadric | 2008-10-21 |
| 7202626 | Variable speed drive for a chiller system with a switched reluctance motor | Ivan Jadric, Harold Robert Schnetzka | 2007-04-10 |
| 6833916 | High efficiency, large field scanning microscope | Yuri Osipchuk, Sasha Dromaretsky, Yuriy Roll | 2004-12-21 |
| 6628385 | High efficiency, large field scanning microscope | Yuri Osipchuk, Sasha Dromaretsky, Yuriy Roll | 2003-09-30 |
| 6570536 | Communications system | — | 2003-05-27 |
| 6530421 | Counterflow evaporator for refrigerants | Ronald Henry Filius | 2003-03-11 |
| 6411002 | Axial field electric machine | Yuval Shenkal | 2002-06-25 |
| 6393265 | Method and apparatus for two dimensional filtering in a communications system using a transformer system | — | 2002-05-21 |
| 6340950 | Disc antenna system | — | 2002-01-22 |
| 6317097 | Cavity-driven antenna system | — | 2001-11-13 |
| 6295025 | System for measuring and displaying three-dimensional characteristics of electromagnetic waves | — | 2001-09-25 |
| 6271790 | Communication system | — | 2001-08-07 |
| 6204810 | Communications system | — | 2001-03-20 |
| 6181048 | Method for selectively coupling layers of a stator in a motor/generator | Yuval Shenkal | 2001-01-30 |
| 6163097 | Motor generator including interconnected stators and stator laminations | Yuval Shenkal | 2000-12-19 |
| 6092589 | Counterflow evaporator for refrigerants | Ronald Henry Filius | 2000-07-25 |
| 5982074 | Axial field motor/generator | Yuval Shenkal | 1999-11-09 |
| D348228 | Post-operative knee rehabilitative dynamometer | — | 1994-06-28 |
| 5176129 | Self-retaining refractor | — | 1993-01-05 |
| 5131408 | Post-operative knee rehabilitative dynamometer | — | 1992-07-21 |
| 4943053 | Post-operative knee rehabilitative dynamometer | — | 1990-07-24 |
| 4890689 | Omnidirectional speaker system | — | 1990-01-02 |
| 4547678 | Hybrid electric vehicle control methods and devices | Robert G. Metzner | 1985-10-15 |