YH

Yoshihumi Hara

Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
Overall (All Time): #2,353,766 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4524507 Laminated core producing apparatus Hiroji Takano, Shoshi Kabashima, Mikio Hasegawa 1985-06-25
4345472 Method and apparatus for digitally analyzing dynamic unbalance of a rotating body Saburo Kubota, Akira Ihara, Masaru Kishimoto, Masaki Suzuki 1982-08-24