Hartai; Julius
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hartai; Julius.The latest application filed is for "frequency-modulated converter with a series-parallel resonance".
- Hartai; Julius - Drammen NO
- Hartai; Julius - N-3028 Drammen NO
| Patent | Date |
|---|---|
| Frequency-modulated converter with a series-parallel resonance Grant RE38,547 - Hartai July 6, 2 | 2004-07-06 |
| Luminous panel Grant 5,041,762 - Hartai August 20, 1 | 1991-08-20 |
| Method and apparatus for non-destructive materials testing and magnetostructural materials investigations Grant 4,931,730 - Olsen , et al. June 5, 1 | 1990-06-05 |
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