Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7734564 | Method of data processing and program | Kozo Takayama | 2010-06-08 |
| 5758686 | Control valve abnormality detection method and apparatus | Akira Ohtsuka | 1998-06-02 |
| 5750879 | Stick-slip detection method and apparatus | Akira Ohtsuka | 1998-05-12 |