Hamerski; Roman J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hamerski; Roman J..The latest application filed is for "high efficiency rectifier".
- Hamerski; Roman J. - Overland Park KS
- Hamerski, Roman J. - Olathe KS
| Patent | Date |
|---|---|
| High efficiency rectifier Grant 7,847,315 - Hamerski , et al. December 7, 2 | 2010-12-07 |
| High Efficiency Rectifier App 20080217721 - Hamerski; Roman J. ; et al. | 2008-09-11 |
| High voltage semiconductor device having current localization region App 20050110038 - Hamerski, Roman J. ; et al. | 2005-05-26 |
| Method of manufacturing a device with epitaxial base Grant 6,803,298 - Hamerski , et al. October 12, 2 | 2004-10-12 |
| Apparatus and method for fabricating a high reverse voltage semiconductor device Grant 6,797,992 - Hamerski , et al. September 28, 2 | 2004-09-28 |
| Precision Zener diodes Grant 6,791,161 - Hamerski September 14, 2 | 2004-09-14 |
| Distributed reverse surge guard Grant 6,717,229 - Buchanan , et al. April 6, 2 | 2004-04-06 |
| Method of manufacturing a schottky device Grant 6,710,419 - Buchanan , et al. March 23, 2 | 2004-03-23 |
| Apparatus and method for fabricating a high reverse voltage semiconductor device App 20040046228 - Hamerski, Roman J. ; et al. | 2004-03-11 |
| Semiconductor devices using minority carrier controlling substances App 20030222272 - Hamerski, Roman J. | 2003-12-04 |
| Method of manufacturing a device with epitaxial base App 20030205781 - Hamerski, Roman J. ; et al. | 2003-11-06 |
| Precision zener diodes and methods of manufacturing precision zener diodes App 20030189220 - Hamerski, Roman J. | 2003-10-09 |
| Apparatus and method for fabricating a high reverse voltage semiconductor device App 20030030069 - Hamerski, Roman J. ; et al. | 2003-02-13 |
| Method of manufacturing a schottky device App 20030006472 - Buchanan, Walter R. ; et al. | 2003-01-09 |
| Device with epitaxial base App 20020163059 - Hamerski, Roman J. | 2002-11-07 |
| Schottky device Grant 6,462,393 - Buchanan , et al. October 8, 2 | 2002-10-08 |
| Schottky Device App 20020135038 - Buchanan, Walter R. ; et al. | 2002-09-26 |
| Distributed reverse surge guard App 20020105044 - Buchanan, Walter R. ; et al. | 2002-08-08 |
| Method for making high voltage device App 20020105055 - Buchanan, Walter R. ; et al. | 2002-08-08 |
| High voltage device and method App 20020098632 - Buchanan, Walter R. ; et al. | 2002-07-25 |
| Single step etched moat Grant 6,362,112 - Hamerski March 26, 2 | 2002-03-26 |
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