Inventor

TAKEISHI YOSHIYUKI

JP3 patents

Patents

3 patents

US5718833AFeb 17, 1998

Fluorine-based magnetic fluid

NOK CORP18 citations81

US5785882AJul 28, 1998

Fluorine-based magnetic fluid

NOK CORP16 citations71

US5738802AApr 14, 1998

Fluorine-based magnetic fluid

NOK CORP14 citations71