NO

Norihiro Oki

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
📍 Hitachinaka, JP: #1,699 of 2,447 inventorsTop 70%
Overall (All Time): #4,077,418 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4355254 Brush holding device for electric rotary machine Shoji Motegi, Yasuyuki Wachi, Yoshio Takikawa, Norio Yamakawa 1982-10-19