Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5598356 | Displacement converting device and method for measuring pressure differences using same | Satoru Nakamura | 1997-01-28 |
| 5591482 | Conductive polyurethane foam and its manufacture | Fei He, Miwako Yamamoto | 1997-01-07 |