Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7254819 | Recording medium drive unit | Masahiro Ando, Mamoru Takahashi, Naoki Tamiya, Yoshiaki Aboshi | 2007-08-07 |
| 7077670 | Electronic component storing case and electronic device | Masahiro Ando, Tadaaki Tomikawa | 2006-07-18 |
| 6824431 | Card adapter | Tsutomu Shimada, Tsuguhide Sakata, Atsushi Nishio, Takashi Kawasaki, Kazuhiro Okazaki | 2004-11-30 |
| 6776631 | Card adapter | Tsutomu Shimada, Tsuguhide Sakata, Atsushi Nishio, Takashi Kawasaki, Kazuhiro Okazaki | 2004-08-17 |
| 6663398 | Card adapter | Tsutomu Shimada, Tsuguhide Sakata, Atsushi Nishio, Takashi Kawasaki, Kazuhiro Okazaki | 2003-12-16 |
| 5247143 | Key switch | — | 1993-09-21 |
| 5144103 | Key switch | — | 1992-09-01 |
| 4984916 | Recording apparatus having a platen rotatable between positions in which the platen faces and is separated from a recording head | Kazumi Sekine | 1991-01-15 |
| 4681987 | Electronic equipment having a key input function | — | 1987-07-21 |
| 4675787 | Thin electronic apparatus | — | 1987-06-23 |
| 4638151 | Keyboard of an electronic apparatus | — | 1987-01-20 |
| D287508 | Desk-top electronic calculator | Eiichi Yoshioka | 1986-12-30 |
| D285933 | Desk-top electronic calculator | Eiichi Yoshioka | 1986-09-30 |
| D285934 | Desk-top electronic calculator | Eiichi Yoshioka | 1986-09-30 |
| 4611261 | Electronic equipment | — | 1986-09-09 |
| 4533976 | Electronic unit | — | 1985-08-06 |
| 4532575 | Electronic equipment having key input function | — | 1985-07-30 |
| 4441000 | Slide switch mechanism | — | 1984-04-03 |
| D269356 | Desk top electronic calculator | Eiichi Yoshioka, Masumi Ishiwatari | 1983-06-14 |
| D269277 | Desk-top electronic calculator | Eiichi Yoshioka, Osamu Murakami | 1983-06-07 |
| D268423 | Electronic calculator | Eiichi Yoshioka | 1983-03-29 |
| 4371595 | Battery containing mechanism of a compact electronic instrument | — | 1983-02-01 |
| D263150 | Desk top electronic calculator | Shiro Anzai | 1982-02-23 |
| D255246 | Desk top electronic calculator | Eiichi Yoshioka | 1980-06-03 |