Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887091 | Broadcasting receiver for vehicles | — | 1989-12-12 |
| 4849909 | Ink-jet recording device | Eiji Yoshino, Yasumasa Matsuda | 1989-07-18 |
TY
Takahiro Yamada
Hitachi: 1 patents #814 of 2,935Top 30%
Hitachi Seiko: 1 patents #2 of 14Top 15%
Overall (1989): #14,735 of 140,708Top 15%
2
Patents 1989