Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879582 | Field-effect transistor | Takashi Kimura, Kazuo Endo | 1989-11-07 |
| 4804280 | Printer including apparatus for controlling underscore position relative to characters | Yuji Kurokawa, Masataka Yoshikawa, Hiroyuki Kikukawa, Yukiyoshi Muto | 1989-02-14 |