YO

Yasuyuki Ookuma

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
SS Sumitomo Wiring Systems: 1 patents #1,603 of 2,615Top 65%
📍 Somalomo, CM: #648 of 1,329 inventorsTop 50%
Overall (All Time): #2,178,253 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6867936 Driving circuit for a magnetic head and magnetic recording apparatus Kenji Maio, Yoichiro Kobayashi, Hiroyasu Yoshizawa 2005-03-15
5316789 Method of water-proofing a connected portion of electric wires Fujio Ogawa, Yoshiyuki Hattori, Takamichi Miyamukai, Takayuki Sakakura 1994-05-31