Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5872352 | Swingable induction heating chamber for melting ingot for metal casting | Kazuya Sakamoto, Atsushi Suzuki, Masayoshi Kai, Shinji Kazama, Nobumasa Hamazoe | 1999-02-16 |
| 5664618 | Injection molding apparatus | Masayoshi Kai, Kazuya Sakamoto, Atsushi Suzuki, Nobumasa Hamazoe, Hiroshi Mizutani | 1997-09-09 |
| 5649586 | Injection molding apparatus | Shinji Kazama, Atsushi Suzuki, Nobumasa Hamazoe, Kazuya Sakamoto, Masayoshi Kai +1 more | 1997-07-22 |
| 4773941 | Method and device for washing porous workpieces in an impregnation process | Kunio Iijima, Makoto Otsubo | 1988-09-27 |