Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12175320 | Foreign matter detection device, card reader, foreign matter detection method and recording medium preliminary | Hiroshige TAKEDA, Takeshi Segawa, Takahiro Matsuzawa | 2024-12-24 |
| 8662382 | Non-contact storage medium fixing structure and non-contact storage medium holder fixing structure | Shunji Baba, Shigeru Hashimoto | 2014-03-04 |
| 4757001 | Method of measuring biological ligand by utilizing amylase | Yoshihiro Ashihara | 1988-07-12 |
| 4692404 | Method of measuring biological ligand by the use of enzymes | Yoshihiro Ashihara | 1987-09-08 |
| 4649105 | Method of measuring biological ligand | Yoshihiro Ashihara, Hiromasa Suzuki | 1987-03-10 |
| 4634763 | Amylase inhibitor and preparation and use thereof | Masami Sugiyama | 1987-01-06 |
| 4621048 | Reagents containing an anti-ligand bound to an anti-enzyme and methods for employing said reagents in an immunoassy | Yoshihiro Ashihara, Hiromasa Suzuki | 1986-11-04 |
| 4582792 | Immunoassay method using two immobilized biologically active substances | Hiromasa Suzuki, Yoshihiro Ashihara | 1986-04-15 |
| 4551272 | Derivatives of dipeptide and their use in determining the activity of carboxypeptidase A | Masami Sugiyama, Hiroko Shibuya | 1985-11-05 |
| 4544640 | Anti immune complex antibody for determining SLE, rheumatoid arthritis or tetanus | Kazunori Soma | 1985-10-01 |
| 4432896 | Derivatives of hippuryl-L-phenylalanine | Masami Sugiyama, Yoshihiro Ashihara | 1984-02-21 |
| 4419445 | Method for determining the activity of cholinesterases | Yoshihiro Ashihara, Masami Sugiyama, Takahiro Harada | 1983-12-06 |
| 4407944 | Method for determining the activity of the angiotensin-converting enzyme | Yoshihiro Ashihara | 1983-10-04 |
| 4393134 | Standard blood filter paper for use in diagnosis of histidinemia | Akira Yano, Yoshitada Saito | 1983-07-12 |
| 4367286 | Reference blood filter paper for measuring the concentration of methionine in the blood | Yoshitada Saito, Akira Yano | 1983-01-04 |
| 4292404 | Method for determining the activity of the angiotensin-converting enzyme | Yoshihiro Ashihara | 1981-09-29 |