Issued Patents All Time
Showing 51–56 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5578891 | Electron multiplier | Takehisa Okamoto, Makoto Nakamura | 1996-11-26 |
| 5446275 | Electron multiplying device having multiple dynode stages encased by a housing | Takehisa Okamoto, Makoto Nakamura, Haruhisa Yamaguchi, Tetsuya Morita | 1995-08-29 |
| 4963508 | Method of making an epitaxial gallium arsenide semiconductor wafer using a strained layer superlattice | Masayoshi Umeno, Shinichiro Yahagi | 1990-10-16 |
| 4928154 | Epitaxial gallium arsenide semiconductor on silicon substrate with gallium phosphide and superlattice intermediate layers | Masayoshi Umeno, Shinichiro Yahagi | 1990-05-22 |
| 4789421 | Gallium arsenide superlattice crystal grown on silicon substrate and method of growing such crystal | Masayoshi Umeno, Tetsuo Soga | 1988-12-06 |
| 4496598 | Process for preparing mustard flour | Etsuo Ebisawa | 1985-01-29 |