Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6019569 | Excavation machine | — | 2000-02-01 |
| 4984567 | Apparatus for measuring intracranial pressure | Naoki Kageyama, Hiroji Kuchiwaki, Junki ITO, Yukio Ogura | 1991-01-15 |
| 4971061 | Apparatus for recording intracranial pressure | Naoki Kageyama, Hiroji Kuchiwaki, Junki ITO, Yukio Ogura, Eiji Minamiyama | 1990-11-20 |