Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8468101 | Electronic money system and payment accepting apparatus | Koji Ito | 2013-06-18 |
| 8417571 | Information processing server, and information processing method | Norihiko Fujita, Makoto Yamada, Mikihisa Suzuki | 2013-04-09 |
| 7900825 | Electronic money system and transaction method using the same | Koji Ito | 2011-03-08 |
| 7475044 | Electronic money system and electronic money terminal device | Koji Ito | 2009-01-06 |
| 7418425 | Information processing system, information processing method, electronic money service providing system, and recording medium | Makoto Yamada, Nobumitsu Ukai, Junichi Sato, Tsutomu Okude, Koji Ito | 2008-08-26 |
| 7328840 | Electronic money system and transaction method using the same | Koji Ito | 2008-02-12 |
| 6764001 | Electronic money system and transaction method using the same | Koji Ito | 2004-07-20 |
| 4548186 | Method and device for preheating an engine or an engine intake air | Katsuhiko Yamaji, Yasushi Nakata, Tatumi Hagihara, Koji Kageyama, Yasushi Okazaki | 1985-10-22 |
| 4195124 | Solar radiation energy absorber | Hiroshi Doi, Shiyuichiro Ochiai, Kazuaki Miyamoto, Tadashi Sasaki | 1980-03-25 |