TI

Tadashi Ishikawa

Canon: 4 patents #132 of 1,247Top 15%
SU Subaru: 1 patents #23 of 70Top 35%
Overall (1989): #2,148 of 140,708Top 2%
5
Patents 1989

Issued Patents 1989

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4888618 Image forming apparatus having ambient condition detecting means 1989-12-19
4846115 Air-cooled engine 1989-07-11
4838534 Paper feed apparatus Yutaka Kikuchi 1989-06-13
4831455 Picture reading apparatus Yoshitaka Watanabe, Yoshiyuki Mizoguchi 1989-05-16
4825295 Image reading apparatus Yoshitaka Watanabe, Toyokazu Mizogui, Takao Kinoshita, Akihiko Tojo, Yasutomo Suzuki +1 more 1989-04-25