Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703867 | Optical recording medium having a dummy area at leading and/or trailing positions of recording area | Yasushi Miyauchi, Akemi Hirotsune, Hiroyuki Minemura, Harukazu Miyamoto | 1997-12-30 |
| 5614938 | Three-dimensional recording and reproducing apparatus | Hisataka Sugiyama, Takeshi Maeda, Kiyoshi Matsumoto, Shigenori Okamine, Tetsuya Nishida +1 more | 1997-03-25 |