Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7460249 | Measuring instrument of polygon-mirror motor | Shuji Higashi | 2008-12-02 |
| 7193730 | Eccentricity measuring instrument of polygon-mirror motor | Shuji Higashi, Masami Kajihara | 2007-03-20 |