Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843289 | Digital control bus system | Keiji Yuzawa, Yoshinori Komiya, Masayuki Suematsu, Fujio Tagami | 1989-06-27 |
| 4810958 | Arrangements and methods for testing various electronic equipments | Masahiko Morizono | 1989-03-07 |
| 4805085 | Digital control system for electronic apparatus | Masayuki Suematsu | 1989-02-14 |