ES

Eiichi Sakai

KO Konica: 1 patents #32 of 147Top 25%
KC Konishiroku Photo Industry Co.: 1 patents #57 of 231Top 25%
📍 Nara, JP: #41 of 272 inventorsTop 20%
Overall (1989): #28,398 of 140,708Top 25%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4868078 Imaging member having an amorphous silicon surface layer Yuki Okuyama, Yoshihide Fujimaki, Toshinori Yamazaki, Satoru Ikeuchi 1989-09-19
4859554 Multilayer photoreceptor Toshinori Yamazaki, Tatsuo Nakanishi, Hiroyuki Nomori 1989-08-22