P
PatentIndex
Search
Landscape
Sign in
Inventor
YAMAURA TAKAYUKI
JP
2 patents
Patents
2 patents
US6711950B1
Mar 30, 2004
Liquid level detector
NIPPON SEIKI CO LTD
27 citations
90
US9752920B2
Sep 5, 2017
Liquid-surface detection device
NIPPON SEIKI CO LTD
2 citations
69