Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4506041 | Powdered binder for mold-making and a process for preparing a mold by using the same | Sakari Yaegashi, Tetsuo Nakazawa, Masahiko Hatazi, Tadao Nango | 1985-03-19 |
| 4278581 | Mold binder material | Tetsuo Nakazawa, Junji Sakai, Syogo Morimoto, Ryoji Takahashi, Seiji Okazaki | 1981-07-14 |