TN

Takashi Nagashima

Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
SC Senju Metal Industry Co.: 4 patents #69 of 349Top 20%
Overall (All Time): #1,033,463 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7282174 Lead-free solder and soldered article Masahiko Hirata, Hisahiko Yoshida, Toshihiko Taguchi, Yoshitaka Toyoda, Tsukasa Ohnishi 2007-10-16
6926849 Solder paste Toshihiko Taguchi, Kunihito Takaura, Setsuko Tadokoro, Masahiko Hirata, Hisahiko Yoshida 2005-08-09
6736907 Solder paste Toshihiko Taguchi, Kunihito Takaura, Masahiko Hirata, Hisahiko Yoshida 2004-05-18
6440228 Lead-free zinc-containing solder paste Toshihiko Taguchi, Kunihito Takaura, Masahiko Hirata, Hisahiko Yoshida 2002-08-27
5690890 Solder Yasuji Kawashima, Akihiko Matsuike, Takeshi Meguro, Kaoru Shimizu, Hideo Chaki +1 more 1997-11-25