Inventor
OHNISHI TSUKASA
JP20 patents
⚠️ This page may combine multiple inventors who share the name “OHNISHI TSUKASA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SENJU METAL INDUSTRY CO
8 patentsUS7682468B2Mar 23, 2010
Lead-free solder alloy
SENJU METAL INDUSTRY CO15 citations92
US7338567B2Mar 4, 2008
Lead-free solder alloy
SENJU METAL INDUSTRY CO19 citations92
US7282175B2Oct 16, 2007
Lead-free solder
SENJU METAL INDUSTRY CO32 citations91
US7029542B2Apr 18, 2006
Lead-free solder alloy
SENJU METAL INDUSTRY CO8 citations73
US9700963B2Jul 11, 2017
Lead-free solder ball
SENJU METAL INDUSTRY CO2 citations71
US7172726B2Feb 6, 2007
Lead-free solder
SENJU METAL INDUSTRY CO5 citations62
US10137536B2Nov 27, 2018
Sn-Cu-based lead-free solder alloy
SENJU METAL INDUSTRY CO0 citations48
US10076808B2Sep 18, 2018
Lead-free solder alloy
SENJU METAL INDUSTRY CO0 citations40