Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6770244 | Dianostic sample tube including anti-rotation apparatus | Javier Urena, Fredrick Spears, Osamu Ohno | 2004-08-03 |
| D457646 | Diagnostic instrument | Osamu Ohno, Mitsuru Oonuma, Seiji Kamimura | 2002-05-21 |