Assignee
ISHII YOSHIHIDE
JP3 patents
Top patents by PatentIndex Score
US8714856B2May 6, 2014
Ballpoint pen tip, ballpoint pen refill, ballpoint pen, and method of manufacturing ballpoint pen tip
ISHII YOSHIHIDE2 citations57
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Two-shaft drive mechanism and die bonder
ISHII YOSHIHIDE2 citations56
US9056518B2Jun 16, 2015
Ballpoint pen tip, ballpoint pen refill, and ballpoint pen
ISHII YOSHIHIDE0 citations36