SS

Seiichi Satoh

GE Geostr: 1 patents #6 of 16Top 40%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
TA Taisei: 1 patents #56 of 224Top 25%
Overall (All Time): #3,408,908 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7004679 Easily-cuttable tunnel segment structure Ryoichi Naka, Toshihiko Yoshizumi, Shinichi Nakata, Fumio Kondoh, Osamu Ishita +2 more 2006-02-28