Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4750117 | Ultrasonic depth measurement apparatus and methods | — | 1988-06-07 |
| 4220626 | RF Induction heating circuits for float zone refining of semiconductor rods | Louis H. Fricke, Jr. | 1980-09-02 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4750117 | Ultrasonic depth measurement apparatus and methods | — | 1988-06-07 |
| 4220626 | RF Induction heating circuits for float zone refining of semiconductor rods | Louis H. Fricke, Jr. | 1980-09-02 |