SI

Shigeru Iwasaki

Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #2,162,662 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7293692 Solder joint structure, soldering method, and electronic-component manufacturing apparatus using the same structure and the method Hiroshi Akamatsu, Yukinori Kawamura, Hiroshi Kai, Osamu Kuramoto, Kenji Asai +1 more 2007-11-13
5461672 Portable radio telephone having a slidable speaker unit Kazuhiro Enokido, Akio Suzuki 1995-10-24