Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7349935 | Random number generation apparatus | Osamu Atsumi | 2008-03-25 |
| 4740383 | Method of checking the degree of plasma treatment | Kuniharu Kitagawa, Takashi Arakawa, Setsuo Simizu | 1988-04-26 |