Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7060642 | Refractory raw materials, method for production thereof and refractory using the material | Shigeyuki Takanaga | 2006-06-13 |
| 4282173 | Method for manufacturing refractory material having numerous through pores extending in a certain direction | Goro Saiki, Teruo Shimao, Toshitaro Saito, Shizuo Nakanishi, Takeo Saeki | 1981-08-04 |