EM

Eiji Minamiyama

HC Hitachi Construction Machinery Co.: 2 patents #502 of 1,234Top 45%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #2,296,140 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5335547 Ultrasonic flaw detector Kichio Nakajima, Kazuo Honma, Yukio Sumiya, Takeshi Yamaguchi, Hiroshi Inamitsu 1994-08-09
4971061 Apparatus for recording intracranial pressure Naoki Kageyama, Hiroji Kuchiwaki, Junki ITO, Nobumitsu Sakuma, Yukio Ogura 1990-11-20