TH

Tadashi Hayamizu

Sumitomo Electric Industries: 4 patents #6,367 of 21,551Top 30%
Overall (All Time): #1,256,880 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6983122 Image forming apparatus Kazuhiro Kumadaki, Masayoshi Kondou, Shinichi Tanaka 2006-01-03
6975831 Image forming apparatus Kazuhiro Kumadaki, Masayoshi Kondou, Shinichi Tanaka 2005-12-13
5440379 Image transfer device with cleaner for electrophotographic copying 1995-08-08
4958199 Printing apparatus with registration positioning plate Hideaki Yamashita, Kiichiro Tanaka 1990-09-18