Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D263967 | Desk top electronic calculator | Masaaki Sakai | 1982-04-20 |
| D263602 | Desk-top electronic calculator | Eiichi Yoshioka | 1982-03-30 |
| D263151 | Desk top electronic calculator | Takashi Hirata, Takashi Yomo | 1982-02-23 |