Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7021361 | Molten metal feed apparatus of die casting machine, molten metal feed method, and ladle | Isamu Oonuma | 2006-04-04 |
| 5612933 | Apparatus for reproducing recorded information with error detection and correction processing | Yoshimi Iso, Toshihiko Watanabe, Akihiko Rokusaka, Hideaki Sato | 1997-03-18 |
| 5486688 | Non-scanning type optical reading apparatus having illuminating equalization filter | Mitsunori Iima, Atsumi Kaneko | 1996-01-23 |
| 4918631 | Compact type electronic information card | Kenji Rikuna | 1990-04-17 |
| 4889980 | Electronic memory card and method of manufacturing same | Kenji Rikuna | 1989-12-26 |
| 4876441 | Card-like electronic apparatus | Takanori Inoue, Hiroyasu Bito | 1989-10-24 |
| 4845351 | IC card | Harumi Nakano, Shigeyuki Kawana | 1989-07-04 |
| 4797542 | Multiple application electronic card-like apparatus | — | 1989-01-10 |
| 4795895 | Multi-layered electronic card carrying integrated circuit pellet and having two-pad layered structure for electrical connection thereto | Kenji Rikuna | 1989-01-03 |
| 4754418 | Combined electronic calculator and credit card | — | 1988-06-28 |
| 4749875 | Compact electronic equipment | — | 1988-06-07 |
| 4749982 | Intelligent card | Kenji Rikuna, Harumi Nakano, Yoshimi Shigenaga, Hiroyasu Bito, Eiichi Takeuchi +1 more | 1988-06-07 |
| 4727246 | IC card | Kenji Rikuna, Harumi Nakano | 1988-02-23 |
| 4719140 | Electronic memory card | Kenji Rikuna | 1988-01-12 |
| 4714980 | Memory card | — | 1987-12-22 |
| 4697073 | IC card | — | 1987-09-29 |
| 4670664 | Compact electronic equipment | — | 1987-06-02 |
| 4668314 | Method of manufacturing a small electronic device | Kenji Endoh, Fumio Narui, Kazuhiro Sugiyama, Tatsuo Shimazaki | 1987-05-26 |
| 4558427 | Sheet-like compact electronic equipment | Eiichi Takeuchi | 1985-12-10 |