Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6232036 | Optical recording disk | Yuki SUZUKI, Yuko Okamoto, Michikazu Horie, Yutaka Kurose | 2001-05-15 |
| 6226255 | High density optical recordable medium and method for recording | Yuki SUZUKI, Yuko Ohkijima, Takako Kobayashi, Yutaka Kurose | 2001-05-01 |
| 5972457 | Optical recording medium | Fujio Matsuishi, Toshifumi Takisawa | 1999-10-26 |