YT

Yuko Takeda

Sharp Kabushiki Kaisha: 3 patents #4,164 of 10,731Top 40%
Overall (All Time): #1,605,966 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6783906 Image forming apparatus Toshihisa Ishida, Masanori Matsumoto, Tadayuki Sawai, Kouji Kida 2004-08-31
6210847 Crystalline oxotitanylphthalocyanine and electrophotographic photoreceptor using the same Masato Miyauchi, Kaori Fujii, Takahiro Teramoto, Takatsugu Obata, Akihiro Kondo 2001-04-03
6150063 Electrophotographic photoconductor and image formation method Hiroshi Sugimura 2000-11-21