Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885766 | Remote control device using a telephone line | Norio Yasuoka, Takehiro Kobayashi, Nobuharu Hikida, Yoshiyuki Aoto, Jiro Itogawa | 1989-12-05 |
YH
Yasuyuki Hatakeyama
Overall (1989): #42,219 of 140,708Top 35%
1
Patents 1989