Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5603861 | Electroviscous fluid mixed with esterified silica fine particles and polyhydric alcohol | Nobuharu Umamori, Tetsuo Miyamoto, Hirotaka Tomizawa | 1997-02-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5603861 | Electroviscous fluid mixed with esterified silica fine particles and polyhydric alcohol | Nobuharu Umamori, Tetsuo Miyamoto, Hirotaka Tomizawa | 1997-02-18 |