Inventor
ICHIKAWA KAZUYA
JP4 patents
Patents
4 patentsUS9931716B2Apr 3, 2018
Solder alloy, solder composition, solder paste, and electronic circuit board
HARIMA CHEMICALS INC3 citations71
US9445508B2Sep 13, 2016
Solder alloy, solder paste, and electronic circuit board
HARIMA CHEMICALS INC4 citations69
US10518362B2Dec 31, 2019
Solder alloy, solder paste, and electronic circuit board
HARIMA CHEMICALS INC0 citations50
US9956649B2May 1, 2018
Solder alloy, solder paste, and electronic circuit board
HARIMA CHEMICALS INC0 citations50