Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9957406 | Method for smoothing a perfluoro alkoxy alkane film surface | Masamichi Iwaki, Tadahiro Ohmi, Kenji Ohyama | 2018-05-01 |
| 8920167 | Surgical guide preparation tool and method for preparing surgical guide | — | 2014-12-30 |
| 5836754 | Screw fluid machine and screw gear used in the same | Masayuki Ozaki | 1998-11-17 |
| 5829957 | Screw fluid machine and screw gear used in the same | Masayuki Ozaki | 1998-11-03 |
| 5674063 | Screw fluid machine and screw gear used in the same | Masayuki Ozaki | 1997-10-07 |