ISHIDA SACHIKO    Department   Undergraduate School  , School of Science and Technology    Position   Associate Professor
Country of acquisition	Domestic
Propery type	Patent
Country of applicant	Domestic
Application No.	特願2013-220548号
Date of Application	2013/10/23
Publication No.	特開2015-81655
Date of Publication	2015/04/27
Inventor	Ichiro Hagiwara, Sachiko Ishida, Hiroshi Uchida
Patent Title	Nonlinear springs and anti-vabration devices