HH

Hirofumi Hirano

Canon: 61 patents #452 of 19,416Top 3%
📍 Arakawa, JP: #1 of 34 inventorsTop 3%
Overall (All Time): #40,774 of 4,157,543Top 1%
59
Patents All Time

Issued Patents All Time

Showing 51–59 of 59 patents

Patent #TitleCo-InventorsDate
4728205 Positioning of dampeners in a wire matrix print head Hitoshi Hasumi 1988-03-01
4707159 Serial printer including a laterally reciprocable recording head, paper bail control, paper detection and feeding means, a multicolor ink ribbon including a head cleaning zone, a ribbon cassette and ribbon shift means Masaaki Nakamura, Hitoshi Hasumi, Shoichi Inoue, Akiteru Furukawa 1987-11-17
4504159 Compact serial printer with rack plate drive for type belt drum Hitoshi Hasumi 1985-03-12
4494885 Compact printer Satoshi Watanabe, Toru Wakasawa, Hiroshi Nishizawa 1985-01-22
4484520 Compact printer with clutch Takeshi Kimura, Satoshi Watanabe, Setsuo Sasaki 1984-11-27
4458589 Compact printer having a typefont belt with a type-free portion Satoshi Watanabe, Toru Wakazawa, Hiroshi Nishizawa, Setsuo Sasaki 1984-07-10
4443123 Small serial printer Keikichi Ono 1984-04-17
4437776 Printing mechanism 1984-03-20
4401027 Printing mechanism 1983-08-30