Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4935389 | High strength high oxidation-resistance sialon sintered body | Seiki Umebayashi, Kazushi Kishi, Hiroaki Nishio | 1990-06-19 |
| 4927600 | Method for molding of powders | Tsuneo Miyashita, Hiroaki Nishio, Yoshio Takagi | 1990-05-22 |