Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5707910 | Alumina-magnesia oxide, method of making the same, and fine pulverulent body of the same | Tokio Kamiyanagi, Takayuki Fujita | 1998-01-13 |
| 5486497 | Ceramic fiber yarn, and a method of and a spinning machine for making the same | Kyuji Katsuoka, Tadahiro Hashizume, Tadashi Kitahara | 1996-01-23 |
| 4478717 | Semipermeable membrane treated with modified vinyl polymer | Masaru Kurihara, Tadahiro Uemura | 1984-10-23 |