Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888685 | Data conflict prevention for processor with input/output device | Mitsuru Watabe | 1989-12-19 |
| 4888721 | Elementary function arithmetic unit | Eiki Kondoh, Takao Yaginuma, Takeshi Asai | 1989-12-19 |
| 4809165 | Apparatus for processing input/output pulses for use in microcomputers | — | 1989-02-28 |