KM

Kentaro Masai

HI Hitachi: 2 patents #899 of 4,225Top 25%
Overall (2003): #57,200 of 273,478Top 25%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6651567 Railway car Michifumi Takeichi, Kazuhiro Makino, Masaaki Shigeyama, Daisuke Muto 2003-11-25
6550397 Car body Takeshi Kawasaki, Sumio Okuno, Toshiaki Makino, Kazufumi Yamaji 2003-04-22