Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4278581 | Mold binder material | Tetsuo Nakazawa, Junji Sakai, Syogo Morimoto, Takatoshi Tanigawa, Seiji Okazaki | 1981-07-14 |
| 4208695 | Proximity detector | Masahiro Noda | 1980-06-17 |