Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D284374 | Facsimile machine | Atsuhiko Tokunaga | 1986-06-24 |
| D273190 | Computer | — | 1984-03-27 |
| D272739 | Word processor | — | 1984-02-21 |
| D272740 | Floppy disc drive | — | 1984-02-21 |
| D272444 | Word processor | — | 1984-01-31 |
| D272445 | Main unit of electronic computer | — | 1984-01-31 |
| D271767 | Electronic keyboard | — | 1983-12-13 |
| D268677 | Electronic computer | Akira Esaki, Masaji Sawada, Tsutomu Yamasaki | 1983-04-19 |
| D268420 | Electronic cash register | Junichi Sakamoto, Harumi Tatsugami | 1983-03-29 |
| D258892 | Electronic calculating machine | Masafumi Yamagami | 1981-04-14 |
| D257004 | Watch | — | 1980-09-23 |
| D256924 | Combined electronic calculating machine and clock | Masafumi Yamagami | 1980-09-16 |
| D256700 | Electronic calculating machine | — | 1980-09-02 |
| D255126 | Calculating machine | Matafumi Ikeda | 1980-05-27 |
| D255124 | Calculating machine | — | 1980-05-27 |