Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6017494 | Liquid supply device and analytical test device | Yoshihiro Ashihara, Akira Hasegawa, Yuko Fujiwara | 2000-01-25 |
| 5460781 | Hemoglobin sampler | Hironobu Hori, Norigi Kurihara, Takayuki Yanagiya, Atsushi Umetani | 1995-10-24 |
| D342575 | Receptacle for blood sample analyzing | Yoshihiro Ashihara, Akira Hasegawa, Nobuyuki Takahashi | 1993-12-21 |