KO

Kazuo Otsuka

SE Seiko Epson: 1 patents #368 of 895Top 45%
Overall (2003): #183,877 of 273,478Top 70%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6561611 Detector unit and ink cartridge incorporated in recording apparatus, and method of judging presence of the ink cartridge using the detector unit Yoichi Kobayashi, Kazuhisa Takeda, Norihiro Yamashita, Mamoru Ukita, Norihiko Kurashima 2003-05-13