Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11238328 | Magnetic marker and magnetic marker system | Michiharu Yamamoto, Tomohiko Nagao, Hitoshi Aoyama | 2022-02-01 |
| 10900988 | Rotary machine | Michiharu Yamamoto, Tomohiko Nagao, Takeshi Kawano | 2021-01-26 |
| 9376748 | Method for etching organic film | Michiharu Yamamoto, Shunichi Tatematsu, Ryusuke Yamashita, Norihiko Hamada | 2016-06-28 |