Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8491498 | Sample collection implement | Koji Okumura, Toshihiko Harada, Kazuya Iketani | 2013-07-23 |
| 6325975 | Suction generating device and sample analysis apparatus using the same | Michio Naka, Kouji Hirayama, Yoshihiko Higuchi, Hisashi Okuda | 2001-12-04 |