Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9515531 | Bearingless flywheel systems, winding and control schemes, and sensorless control | Ralph H. Jansen, Larry M. Trase, Peter E. Kascak, Thomas Kraft | 2016-12-06 |
| 7667418 | Control system for bearingless motor-generator | Peter E. Kascak, Ralph H. Jansen | 2010-02-23 |
| 7456537 | Control system for bearingless motor-generator | Peter E. Kascak, Ralph H. Jansen | 2008-11-25 |
| 6400076 | Xenon metal halide lamp having improved thermal gradient characteristics for longer lamp life | Gary R. Allen, Rocco T. Giordano, Gary O. Jacobs, Kenneth S. King | 2002-06-04 |
| 6288491 | Metal halide lamp | Raghu Ramaiah, Casey Autumn Brown | 2001-09-11 |
| 6177765 | Active diode protection apparatus in metal halide lamps | Pamela L. Poljak, Raghu Ramaiah | 2001-01-23 |
| 5387839 | Electrode-inlead assembly for electrical lamps | Rocco T. Giordano, Jeffrey D. Johnson, Paul G. Mathews, Gary R. Allen | 1995-02-07 |
| 5357167 | High pressure discharge lamp with a thermally improved anode | Paul G. Mathews, Rocco T. Giordano, Gary R. Allen, Viktor K. Varga, Jeffrey D. Johnson | 1994-10-18 |
| 5239230 | High brightness discharge light source | Paul G. Mathews, Gary R. Allen, Rocco T. Giordano, John M. Davenport | 1993-08-24 |
| 5204578 | Heat sink means for metal halide lamp | Gary R. Allen, John M. Davenport, Gerald E. Duffy | 1993-04-20 |
| 5107165 | Initial light output for metal halide lamp | Gary R. Allen, John M. Davenport, Gerald E. Duffy | 1992-04-21 |