Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5371388 | Electron wave interference devices, methods for modulating an interference current and electron wave branching and/or combining devices and methods therefor | — | 1994-12-06 |
| 5333216 | Optical device used wavelength selective photocoupler | Hajime Sakata | 1994-07-26 |