Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8377159 | Synthetic grinding stone | Yuji Yoshida, Hiroshi Eda, Libo Zhou, Masaaki Kenmochi, Yoshiaki Tashiro +3 more | 2013-02-19 |
| 7997953 | Precision machining method | Sumio Kamiya, Tetsuya Nagaike, Hiroshi Eda, Libo Zhou | 2011-08-16 |
| 7950981 | Precision machining apparatus and precision machining method | Sumio Kamiya, Tetsuya Nagaike, Hiroshi Eda, Libo Zhou | 2011-05-31 |
| 7247081 | Precision machining apparatus and precision machining method | Sumio Kamiya, Tetsuya Nagaike, Hiroshi Eda, Libo Zhou | 2007-07-24 |
| 7160175 | Attitude control device and precision machining apparatus | Sumio Kamiya, Tetsuya Nagaike, Hiroshi Eda, Libo Zhou | 2007-01-09 |