Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10641773 | Biomarker for diagnosis of extrahepatic bile duct carcinoma, intrahepatic bile duct carcinoma, or gallbladder carcinoma | Keiichi Ohshima, Keiichi HATAKEYAMA, Ken Yamaguchi, Kanako NAKAO | 2020-05-05 |
| 4716548 | Semiconductor memory cell | — | 1987-12-29 |