Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5916656 | Sheet glass flattening method, method of manufacturing an information recording glass substrate using flattened glass, method of manufacturing a magnetic disk using glass substrate, and magnetic recording medium | Teruki Kitayama, Kazuhiko Sekiguchi, Teruhisa Fujita, Yoshio Murano, Sakuji Yoshihara | 1999-06-29 |