TY

Takaaki Yanagisawa

Ricoh Company: 29 patents #656 of 9,818Top 7%
Overall (All Time): #132,679 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
5455662 Developer replenishing device and developer container for use therewith Hideo Ichikawa, Takeshi Saito, Sunao Ikeda, Nobuhiro Makita, Seiji Ozawa +1 more 1995-10-03
5441177 Toner container and toner replenishing device including a cap member having a shutter 1995-08-15
5367363 Image forming apparatus having rotatable electrophotographic process unit Tsukuru Kai, Masayuki Ohtani, Hisashi Ishijima, Masaaki Nagano 1994-11-22
5245385 Image forming apparatus which reduces noise generated therefrom Kenji Fukumizu, Hiroo Kitagawa, Fumihiko Ishikawa, Tadao Koike, Satoshi Kanda 1993-09-14