Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5330573 | Molding of calcium silicate having high strength and its manufacturing method | Masayuki Nakano, Shigeo Otozaki, Katsuaki Kaneko, Hideo Shibasaki, Noritoshi Tamura | 1994-07-19 |