Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5673152 | Optical pickup comprising a heat-insulating material | Yukihiro Iwata, Hirotsugu Fusayasu, Hiroto Inoue, Atsufumi Ishizuka, Yukihiro Okada | 1997-09-30 |
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Yasuo Yokota
Overall (1997): #57,044 of 185,788Top 35%
1
Patents 1997