Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1079797 | Electronic calculator with a printer | Manabu Hokazono | 2025-06-17 |
| D868062 | Core of a wearable information terminal | Akira Haranaka | 2019-11-26 |
| D865759 | Wearable information terminal | Akira Haranaka | 2019-11-05 |
| D790538 | Wireless access point | Hirokazu Shibata, Yasuaki Okawa | 2017-06-27 |
| D460843 | Vacuum cleaner | Nobuhiro Fujii | 2002-07-23 |
| D444602 | Combined electric washing machine and drying machine | — | 2001-07-03 |
| D383574 | Vacuum cleaner | Mika Nakajima | 1997-09-09 |
| D367992 | Microwave oven | — | 1996-03-19 |
| D367991 | Microwave oven | — | 1996-03-19 |
| D356006 | Microwave oven | Makoto Ishihara | 1995-03-07 |
| D353512 | Microwave oven | Makoto Ishihara | 1994-12-20 |
| D353511 | Microwave oven | — | 1994-12-20 |
| D309747 | Electronic calculator with solar cell | Hiroshi Sakaguchi | 1990-08-07 |
| D309470 | Electronic calculator with printer | Hiroshi Sakaguchi | 1990-07-24 |
| D308883 | Electronic calculator with memorandum function | Hiroshi Sakaguchi | 1990-06-26 |
| D307292 | Electronic calculator | Hiroshi Sakaguchi | 1990-04-17 |
| D307157 | Printer | Hiroshi Sakaguchi | 1990-04-10 |
| D306298 | Autodialer with electronic telephone directory | Masaji Sawada | 1990-02-27 |
| D305906 | Electronic calculator with radio | Yubisui Takahisa, Hiroshi Sakaguchi | 1990-02-06 |
| D305539 | Reader for hand copying machine | Hiroshi Sakaguchi | 1990-01-16 |
| D305535 | Electronic memorandum input/output terminal | Hiroshi Sakaguchi | 1990-01-16 |
| D298622 | Input/output device for electronic memo | Takahisa Yubisui, Hiroshi Sakaguchi | 1988-11-22 |
| D294370 | Printing calculator | Takahisa Yubisui, Hiroshi Sakaguchi | 1988-02-23 |
| D293688 | Electronic calculator with electronic memo | Takahisa Yubisui, Hiroshi Sakaguchi | 1988-01-12 |
| D293689 | Printing calculator | Takahisa Yubisui, Hiroshi Sakaguchi | 1988-01-12 |