YI

Yoshinori Imamura

HI Hitachi: 1 patents #814 of 2,935Top 30%
Overall (1989): #41,156 of 140,708Top 30%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
RE33094 Electrophotographic member with alpha-si layers Eiichi Maruyama, Sachio Ishioka, Hirokazu Matsubara, Yasuharu Shimomoto, Shinkichi Horigome +1 more 1989-10-17