Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9314872 | Recording apparatus, recording method, and pattern forming medium | Akitoshi Suzuki | 2016-04-19 |
| 5674115 | Apparatus for grinding a master disc | Masato Iwai, Kiyohiko Miyahara, Junzo Takano | 1997-10-07 |