NY

Nobuyuki Yanagawa

Ricoh Company: 4 patents #12 of 170Top 8%
Overall (1982): #1,778 of 81,411Top 3%
4
Patents 1982

Issued Patents 1982

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4365888 Electrostatic copying apparatus Masao Hosaka, Yoshitaka Ogino 1982-12-28
4364656 Electrophotographic copying machine 1982-12-21
4359670 Lamp intensity control apparatus comprising preset means Masao Hosaka 1982-11-16
4348106 Guide apparatus for movable contact glass in electrophotographic copying machines Shigeru Suzuki, Yukihiro Ohno, Yasunori Kawaishi 1982-09-07