Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D372932 | Electronic calculator having the functions of telephone book, address book, calendar, schedule book and memo book | Kenji Tamura | 1996-08-20 |
| D356105 | Electronic calculator having the functions of telephone book, address book, calendar, schedule book and memo book | Akihiro Miyahara | 1995-03-07 |
| D353828 | Electronic calculator having the functions of telephone book, address book, calendar, schedule book and memo book | Akihiro Miyahara | 1994-12-27 |
| D353614 | Electronic calculator having the function of telephone book, address book, calendar, schedule book and memo book | Junji Ohno | 1994-12-20 |
| D351853 | Electronic calculator having the functions of telephone book, address book, calendar, schedule book and memo book | — | 1994-10-25 |
| D328090 | Multi-function programmable electronic calculator | — | 1992-07-21 |
| D320225 | Memory card for electronic calculator | Masanori Haneda | 1991-09-24 |
| D316557 | Portable word processor | — | 1991-04-30 |
| D314206 | Electronic calculator | — | 1991-01-29 |
| D309749 | Electronic calculator | — | 1990-08-07 |