Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5164957 | Energy beam director apparatus | Alvin H. Nakagawa | 1992-11-17 |
| 5073212 | Method of surface hardening of turbine blades and the like with high energy thermal pulses, and resulting product | — | 1991-12-17 |