Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8458959 | Vehicle door frame structure | Kenji Murata, Shigenobu Ohsawa, Jiro Yoshihara | 2013-06-11 |
| 6225306 | Biphenyl derivatives and drug composition | Akira Naito, Kenji Naito, Hidehiko Matsukawa, Yoshiaki Saito, Hatsunori Toyofuku | 2001-05-01 |