Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4852074 | Method of measurement of crosstalk noise in playback information signal | Hozumi Tanaka, Hiroshi Aoyama, Takumi Ito | 1989-07-25 |
NK
Nobuyoshi Kuroda
Overall (1989): #72,851 of 140,708Top 55%
1
Patents 1989