Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9404412 | Two-stroke engine and four-stroke engine | Masahisa Fukuyama, Kenji Ishiguro | 2016-08-02 |
| 9347366 | Two-stroke engine and four-stroke engine | Masahisa Fukuyama, Kenji Ishiguro | 2016-05-24 |
| 5300653 | Separation method of amino acids | Shohei Nozaki, Kiyoo Miyazaki | 1994-04-05 |