Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10677778 | Serum- or plasma-separating composition, blood-test container, and method of stabilizing serum- or plasma-separating composition | Ryusuke Okamoto | 2020-06-09 |
| 8642254 | Composition for separation of serum or plasma and container for blood test | Hiroaki Taira | 2014-02-04 |
| 8623655 | Composition for plasma and serum separation, and container for blood testing | Masatoshi Niunoya | 2014-01-07 |
| 7726498 | Hermetically sealed container and vacuum test substance-collecting container | Masahiro Nakaizumi, Mitsuru Naruta | 2010-06-01 |
| 7090970 | Composition for blood serum or plasma separation and vessel for blood examination containing the same | Ryusuke Okamoto | 2006-08-15 |
| 6821785 | Vacuum sample collecting tube and method of collecting sample under vacuum | Ryusuke Okamoto | 2004-11-23 |
| 6565814 | CLOSURE STRUCTURE FOR VACUUM SPECIMEN COLLECTION CONTAINER, VACUUM SPECIMEN COLLECTION CONTAINER, VACUUM SPECIMEN COLLECTION SYSTEM, HOLDER FOR VACUUM SPECIMEN COLLECTION SYSTEM AND THERMOPLASTIC ELASTOMER COMPOSITION FOR FORMING CLOSURE STRUCTURE | Ryusuke Okamoto | 2003-05-20 |
| 6495367 | Method of accelerating blood coagulation using an antimicrobial metal | Hironobu Isogawa | 2002-12-17 |
| 6300135 | Blood component deposition-preventing agent, methods using them, and blood test ware and matrixes | Hironobu Isogawa | 2001-10-09 |
| 5888824 | Blood test ware and matrixes | Hironobu Isogawa | 1999-03-30 |
| 5776357 | Serum or plasma separating compositions | Ryusuke Okamoto | 1998-07-07 |
| 5510237 | Serum and plasma separating compositions and blood testing containers | Hironobu Isogawa | 1996-04-23 |
| 5413786 | Method of accelerating blood coagulation using a metal complex of oxidized ellagic acid | — | 1995-05-09 |
| 5041558 | Accelerator of the activity of hydrolase | — | 1991-08-20 |
| 4856533 | Vacuum blood-collection tube | Yoshikata Shoji | 1989-08-15 |