Issued Patents All Time
Showing 76–78 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4505824 | Method and apparatus for purifying liquid using an electromagnetic filter | Kazuhiko Akamine, Katsuya Ebara, Shinji Mitani | 1985-03-19 |
| 4435512 | Process for producing cordierite ceramic products | Masami Ouki, Naoto Miwa, Osami Kamigaito, Haruo Doi, Yoshiharu Hirose | 1984-03-06 |
| D254778 | Ultrasonic wave thickness meter | Toyohiko Kitada, Kunio Iiyama, Minoru Tamura, Takanori Arioka | 1980-04-22 |