Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5738997 | Method of assay of enzymatic activity and apparatus therefor | Hidechika Hayashi, Yoshihiko Umegae | 1998-04-14 |
| 5677134 | Method of assay of enzymatic activity and apparatus therefor | Hidechika Hayashi, Yoshihiko Umegae | 1997-10-14 |
| 5460943 | Method of assay of enzymatic activity | Hidechika Hayashi, Yoshihiko Umegae | 1995-10-24 |
| 5357117 | Method of monitoring the presence or absence of liquid and apparatus therefor | Hidechika Hayashi | 1994-10-18 |
| 5271902 | Quantitative liquid sampling instrument | Toshiaki Sakka | 1993-12-21 |
| 5085833 | Liquid drain trap device | — | 1992-02-04 |