Inventor
OYAMADA YASUYUKI
JP7 patents
Patents
7 patentsUSD685394SJul 2, 2013
Excavator
YANMAR CO LTD32 citations89
USD590847SApr 21, 2009
Excavator
YANMAR CO LTD38 citations89
US6729831B1May 4, 2004
Extremely-small-swing working machine
YANMAR CO LTD26 citations86
US7874392B2Jan 25, 2011
Excavating machine
YANMAR CO LTD14 citations82
USD688713SAug 27, 2013
Upper rotating body for an excavator
YANMAR CO LTD9 citations81
US7958693B2Jun 14, 2011
Boom for excavation machine
YANMAR CO LTD5 citations60
US7857083B2Dec 28, 2010
Excavation machine
YANMAR CO LTD4 citations60