Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9097693 | Simple analysis method of drugs | Hiroo Wada, Yoshihiro Saito, Youkichi Ohno, Makiko Hayashida | 2015-08-04 |
| 8043564 | Copolymer, and adsorbent or concentrating medium and needle for solid phase microextraction prepared using the copolymer | Hiroo Wada, Kenzo Kotera, Hisashi Matsuura, Yoshihiro Saito | 2011-10-25 |
| 7211189 | Separation column from chromatography, medium for solid phase extraction and sample injection system for chromatography | Yoshihiro Saito, Tsutomu Takeichi, Hiroo Wada | 2007-05-01 |
| 6780314 | Separation column for chromatography, medium for solid phase extraction and sample injection system for chromatography | Yoshihiro Saito, Tsutomu Takeichi, Hiroo Wada | 2004-08-24 |
| 5318848 | Modified silica gel in chromatography packing material | Kenji Itoh, Hideo Nagashima, Yutaka Ohtsu | 1994-06-07 |