Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5366835 | Graduation reproduction in optical recording | Kazunori Namiki | 1994-11-22 |
| 5346942 | Monolithic refractories | Ryosuke Nakamura, Hiroshi Kiriyama | 1994-09-13 |
| 5316571 | Alumina-spinel type monolithic refractories | Yoshihisa Hamazaki, Toshihiko Kaneshige, Makoto Nanba, Yukitoshi Kubota | 1994-05-31 |