Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D509238 | Electronic calculator | Yo Wada | 2005-09-06 |
| D508520 | Electronic calculator | Tadashi Suzuki, Yo Wada | 2005-08-16 |
| D488500 | Electronic calculator | Makoto Matsuda, Tadahisa Sawano | 2004-04-13 |
| D410486 | Electronic calculator having the functions of telephone book, address book, calendar, schedule book and memo book | Hideki Watanabe | 1999-06-01 |
| D409226 | Electronic calculator having the functions of telephone book, address book, calendar, schedule book and memo book | Yuuiti Kurabuti | 1999-05-04 |
| D409227 | Electronic calculator having the functions of telephone book, address book, calendar, schedule book and memo book | Junichi Ono, Yuuiti Kurabuti | 1999-05-04 |
| D408437 | Electronic calculator having the functions of telephone book, address book, calendar, schedule book and memo book | Yuuiti Kurabuti | 1999-04-20 |
| D408050 | Electronic calculator having the functions of telephone book, address book, calendar, schedule book and memo book | Junichi Ono, Yuuiti Kurabuti | 1999-04-13 |
| D388456 | Electronic calculator having the functions of telephone book, address book, calendar, schedule book and memo book | Yuji Ohki | 1997-12-30 |
| D377043 | Electronic calculator | — | 1996-12-31 |
| D376180 | Control keypad for a video game machine with seal printer | Atsushi Shigemura | 1996-12-03 |
| D375981 | Video game machine with seal printer | Tadahisa Sawano | 1996-11-26 |
| D375304 | Cartridge for a video game machine with seal printer | Tadahisa Sawano | 1996-11-05 |
| D375327 | Video capture adapter for use with a combined video game machine and seal printer | Atsushi Shigemura | 1996-11-05 |
| D365841 | Electronic calculator | Yuuiti Kurabuti, Yuichi Onumata | 1996-01-02 |
| D365839 | Electronic calculator having the functions of telephone book, address book, calendar, schedule book and memo book | Yuuiti Kurabuti | 1996-01-02 |
| D363505 | Electronic calculator having the functions of telephone book, address book, calendar, schedule book and memo book | — | 1995-10-24 |
| D354075 | Electronic calculator | Junichi Ono | 1995-01-03 |
| D351854 | Electronic calculator having the functions of telephone book, address book, calendar, schedule book and memo book | — | 1994-10-25 |
| D334020 | Multi-function programmable electronic calculator | — | 1993-03-16 |
| D328091 | Electronic calculator | — | 1992-07-21 |
| D327494 | Electronic calculator | — | 1992-06-30 |
| D317781 | Multi-function programmable electronic calculator | — | 1991-06-25 |