Inventor
IIJIMA YUUKI
JP8 patents
Patents
8 patentsUS12569941B2Mar 10, 2026
Solder alloy, solder paste, solder ball, solder preform, solder joint, in-vehicle electronic circuit, ECU electronic circuit, in-vehicle electronic circuit device and ECU electronic circuit device
SENJU METAL INDUSTRY CO1 citations62
US11577344B2Feb 14, 2023
Solder alloy
SENJU METAL INDUSTRY CO1 citations61
US12576463B2Mar 17, 2026
Lead-free and antimony-free solder alloy, solder ball, and solder joint
SENJU METAL INDUSTRY CO0 citations60
US12447564B2Oct 21, 2025
Solder alloy, solder ball, and solder joint
SENJU METAL INDUSTRY CO0 citations60
US12383987B2Aug 12, 2025
Lead-free and antimony-free solder alloy, solder ball, ball grid array, and solder joint
SENJU METAL INDUSTRY CO0 citations60
US12377500B2Aug 5, 2025
Lead-free and antimony-free solder alloy, solder ball, and solder joint
SENJU METAL INDUSTRY CO0 citations60
US12053843B2Aug 6, 2024
Solder alloy, solder paste, solder ball, solder preform, solder joint, in-vehicle electronic circuit, ECU electronic circuit, in-vehicle electronic circuit device and ECU electronic circuit device
SENJU METAL INDUSTRY CO1 citations60
US11607753B2Mar 21, 2023
Solder alloy, cast article, formed article, and solder joint
SENJU METAL INDUSTRY CO0 citations49