Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7710093 | Driver for a power converter and a method of driving a switch thereof | Mirmira Ramarao Dwarakanath | 2010-05-04 |
| 7330017 | Driver for a power converter and a method of driving a switch thereof | Mirmira Ramarao Dwarakanath | 2008-02-12 |
| 7038438 | Controller for a power converter and a method of controlling a switch thereof | Mirmira Ramarao Dwarakanath, Jue Wang | 2006-05-02 |
| 5767561 | Integrated circuit device with isolated circuit elements | Michel R. Frei, Clifford A. King, Kwok Ng, Ya-Hong Xie | 1998-06-16 |
| 5519350 | Circuitry for delivering a signal to different load elements located in an electronic system | Philip W. Diodato | 1996-05-21 |
| 4982262 | Inverted groove isolation technique for merging dielectrically isolated semiconductor devices | Adrian R. Hartman, James E. Kohl, Robert S. Scott | 1991-01-01 |
| 4742380 | Switch utilizing solid-state relay | Gee-Kung Chang, Adrian R. Hartman | 1988-05-03 |
| 4703807 | Rotatable ball valve apparatus and method | — | 1987-11-03 |
| 4691331 | Self-correcting frequency dividers | Robert J. Bayruns | 1987-09-01 |
| 4681133 | Rotatable ball valve apparatus and method | — | 1987-07-21 |
| 4571818 | Isolation process for high-voltage semiconductor devices | McDonald Robinson, Yiu-Huen Wong | 1986-02-25 |
| 4572298 | Gate valve apparatus and method | — | 1986-02-25 |
| 4467344 | Bidirectional switch using two gated diode switches in a single dielectrically isolated tub | Gee-Kung Chang, Adrian R. Hartman | 1984-08-21 |