Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5368887 | Process for producing thin glass film by sol-gel method | Sumio Hoshino, Hiroo Kanamori | 1994-11-29 |
| 5360147 | Sliding nozzle for molten steel receiving vessel | Takafumi Aoki, Noriyoshi Naruse | 1994-11-01 |
| 5330548 | Method for producing glass preform for optical fiber | Toshio Danzuka, Ichiro Tsuchiya | 1994-07-19 |
| 5314518 | Method for producing glass preform for optical fiber | Sumio Hoshino, Shinji Ishikawa | 1994-05-24 |