SF

Seiji Fujiwara

PA Panasonic: 2 patents #835 of 4,214Top 20%
📍 Kamakura, JP: #20 of 119 inventorsTop 20%
Overall (2011): #68,494 of 364,097Top 20%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7973412 Semiconductor device using lead-free solder as die bonding material and die bonding material not containing lead Yoshihiro Tomita, Akio Furusawa, Kenichirou Suetugu 2011-07-05
7960271 Semiconductor device and method of manufacturing the same Hideki Takehara, Yoshihiro Tomita, Takahiro Nakano, Hikari Sano 2011-06-14