Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5496175 | Questionnaire system | Hiroaki Oyama, Miyuki Maeda, Tetsuo Kusuzaki, Hiromichi Kimura, Kazumi Abe +3 more | 1996-03-05 |
| 5313392 | Method for supporting merchandise management operation and system therefor | Kichizo Akashi, Tatsumi Nishimoto, Tetsuo Kusuzaki, Isao Tsushima | 1994-05-17 |