Gritter; David James
Patent Applications and Registrations
Patent applications and USPTO patent grants for Gritter; David James.The latest application filed is for "soild state protection circuit for electrical apparatus".
- Gritter; David James - Wauwatosa WI
- Gritter; David James - Elmhurst IL
| Patent | Date |
|---|---|
| Soild state protection circuit for electrical apparatus Grant 6,356,423 - Hastings , et al. March 12, 2 | 2002-03-12 |
| Three-phase, quasi-square wave VSCF induction generator system Grant 4,041,368 - Gritter August 9, 1 | 1977-08-09 |
| Variable speed, constant frequency induction generator system Grant 3,982,170 - Gritter , et al. September 21, 1 | 1976-09-21 |
| Complementary commutation circuit for bipolar inverter Grant 3,964,086 - Gritter June 15, 1 | 1976-06-15 |
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