Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D293688 | Electronic calculator with electronic memo | Hiroshi Sakaguchi, Tadahiko Saimen | 1988-01-12 |
| D292414 | Printer | — | 1987-10-20 |
| D291325 | Electronic printing calculator | Noriko Satake | 1987-08-11 |
| D290845 | Combined word processor-printer | Hiroshi Sakaguchi, Katsuhiro Iida, Megumi Shinohara, Tadahiko Saimen | 1987-07-14 |
| D290373 | Electronic calculator | Hiroshi Sakaguchi | 1987-06-16 |
| D290372 | Electronic calculator | Hiroshi Sakaguchi, Katsuhiro Iida | 1987-06-16 |
| D290374 | Electronic printing calculator | Noriko Satake | 1987-06-16 |
| D285805 | Electronic calculator | Hiroshi Sakaguchi | 1986-09-23 |
| D279095 | Combined television and radio receiver and tape recorder | Naoyuki Kato, Masumi Kanari | 1985-06-04 |
| D279109 | Calculator | Hiroshi Sakaguchi, Keiji Sakata, Megumi Shinohara | 1985-06-04 |