YK

Yoshio Kanzaki

Ricoh Company: 4 patents #4,167 of 9,818Top 45%
Canon: 1 patents #14,899 of 19,416Top 80%
Overall (All Time): #847,257 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9242478 Writing controlling apparatus, image forming apparatus, and computer program product Masashi Suzuki, Katsuhiko Maeda, Masahiko Oikawa, Yasuhiro Abe, Hiroaki Nishina +1 more 2016-01-26
7733362 Optical writing device and image forming apparatus Yasuhiro Abe 2010-06-08
7642295 Electrolyte membrane of siloxane-based polymer and solid polymer fuel cell utilizing the same Zuyi Zhang, Teigo Sakakibara, Motokazu Kobayashi, Masayuki Yamada, Shinji Eritate +1 more 2010-01-05
7508408 Image forming apparatus capable of effectively initializing a laser drive circuit Hidetoshi Kanai, Katsuhiko Maeda, Shinya Tanaka 2009-03-24
7452487 Phosphorus-acid-group-containing (meth) acrylamide, its polymer and use thereof, and their production methods 2008-11-18
7432494 Color image forming apparatus and method of controlling the color image forming apparatus that efficiently perform position displacement detection operation and density detection operation 2008-10-07