Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7869554 | Phase/frequency estimator-based phase locked loop | — | 2011-01-11 |
| 5282129 | Control basic building block (CBBB) | Ljubomir D. Varga | 1994-01-25 |
| 5034872 | Current-free synthesis of improved parameter-free zero-impedance converter | Ljubomir D. Varga | 1991-07-23 |
| 5020125 | Synthesis of load-independent DC drive system | Ljubomir D. Varga | 1991-05-28 |
| 5019958 | Generalized synthesis of control systems of zero-order/instantaneous response and infinite disturbance rejection ratio | Ljubomir D. Varga | 1991-05-28 |
| 5013998 | Synthesis of zero-impedance converter | Ljubomir D. Varga | 1991-05-07 |
| 5001770 | Synthesis of improved zero-impedance converter | Ljubomir D. Varga | 1991-03-19 |
| 4990001 | Synthesis of drive systems of infinite disturbance rejection ratio and zero-dynamics/instantaneous response | Ljubomir D. Varga | 1991-02-05 |
| 4980620 | Current-free synthesis of parameter-free zero-impedance converter | Ljubomir D. Varga | 1990-12-25 |
| 4973174 | Parameter-free synthesis of zero-impedance converter | Ljubomir D. Varga | 1990-11-27 |
| 4967134 | Synthesis of load-independent ac drive systems | Ljubomir D. Varga | 1990-10-30 |
| 4885674 | Synthesis of load-independent switch-mode power converters | Ljubomir D. Varga | 1989-12-05 |