Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4762576 | Close space epitaxy process | William A. Guiterrez | 1988-08-09 |
| 4699084 | Apparatus for producing high quality epitaxially grown semiconductors | William A. Guiterrez | 1987-10-13 |
| 4644221 | Variable sensitivity transmission mode negative electron affinity photocathode | William A. Gutierrez | 1987-02-17 |
| 4498225 | Method of forming variable sensitivity transmission mode negative electron affinity photocathode | William A. Gutierrez | 1985-02-12 |
| 4477294 | Method of forming GaAs on Al.sub.y Ga.sub.1-y As transmission mode photocathodehode | William A. Gutierrez | 1984-10-16 |
| 4286373 | Method of making negative electron affinity photocathode | William A. Gutierrez, Edward M. Yee | 1981-09-01 |