Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10735573 | Contact management system and contact management method | Takafumi Endo, Yasunori Suzumura, Yasuhiro Yamazono, Takeshi Gomi, Hiroshi Iyobe +1 more | 2020-08-04 |
| 8266117 | Method and apparatus for tracing data in audit trail, and computer product | Takahisa Hatakeyama, Junichi Koizumi, Hiroshi Matsunaga | 2012-09-11 |