HO

Hiroki Ooguro

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #3,950,054 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4737692 Pincushion distortion correction device Nobutaka Okuyama, Toshiharu Shimizu, Kunio Ando, Hitoshi Maekawa, Masao Obara 1988-04-12