Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8017058 | Castable refractory powder composition, premixed material prepared therefrom, method for casting premixed material, and hardened refractory body obtained therefrom | Kunio Tanaka, Nobuyuki Takahashi, Takashi Fujisaki | 2011-09-13 |
| 6190227 | Incoming call reporting toy | — | 2001-02-20 |