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 26–50 of 59 patents

Patent #TitleCo-InventorsDate
5846006 Paper feed device for a recording apparatus 1998-12-08
5777634 Apparatus or instrument including scanning type functional element Yoshitaka Okamura, Yoichi Tosaka, Kenichirou Hashimoto, Kosuke Yamamoto, Hiroshi Nakai +1 more 1998-07-07
5757397 Recovery mechanism and ink jet recording apparatus equipped therewith Hitoshi Sugimoto 1998-05-26
5731829 Information processing and recording apparatus with two recording medium conveyance routes Takashi Saito, Toshiaki Ozawa, Hiroatsu Kondo, Koh Hasegawa, Junichi Asano +5 more 1998-03-24
5731826 Ink jet recording apparatus, ink jet recording head therefor and method for determining the ejection state thereof 1998-03-24
5717444 Suction recovery device and ink jet recording apparatus using the device Hitoshi Sugimoto, Yoji Ara, Masaharu Ikado 1998-02-10
5710580 Ink jet recording head and ink jet recording apparatus provided with the recording head Naoji Otsuka, Hiromitsu Hirabayashi, Atsushi Arai, Kentaro Yano, Hitoshi Sugimoto +1 more 1998-01-20
5702191 Sheet feeding force control in a multiple input path sheet feeding apparatus Masaaki Kakizaki, Toshihiko Bekki 1997-12-30
5689293 Ink jet head capping device 1997-11-18
5534894 Ink jet recording medium discharging mechanism including resilently biased follower roller Toshihiko Bekki, Makoto Kashimura, Takehiko Kiyohara, Tetsuhiro Nitta, Tetsuo Kimura 1996-07-09
5531531 Paper feed device for a recording apparatus 1996-07-02
5485991 Automatic sheet feeding apparatus Koh Hasegawa, Hiroyuki Inoue, Toshihiko Bekki, Masaharu Ikado 1996-01-23
5479194 Ink jet recording apparatus having gap adjustment between the recording head and recording medium Yasuhiro Unosawa 1995-12-26
5454555 Recording apparatus Takehiko Kiyohara, Tetsuhiro Nitta, Makoto Kashimura, Toshihiko Bekki, Tetsuo Kimura 1995-10-03
5384586 Ink jet recording apparatus operable in two positions Toshihiko Bekki, Makoto Kashimura, Takehiko Kiyohara, Tetsuhiro Nitta, Tetsuo Kimura 1995-01-24
5245361 Mountain arrangement for positioning an ink jet recording head with integral ink tank when the head is mounted to a carriage Makoto Kashimura, Toshihiko Bekki, Tetsuo Kimura 1993-09-14
5235353 Compact ink jet recording apparatus with particular design for recording medium conveyance and support Makoto Kashimura, Katsuyuki Yokoi, Takashi Akiya, Jun Katayanagi, Tetsuo Kimura 1993-08-10
5187497 Ink jet recording apparatus having gap adjustment between the recording head and recording medium Yasuhiro Unosawa 1993-02-16
5182581 Ink jet recording unit having an ink tank section containing porous material and a recording head section Makoto Kashimura, Hiroshi Nakagomi, Seiichiro Karita, Tsuguhiro Fukuda, Tetsuo Kimura +1 more 1993-01-26
5166708 Recording apparatus having plural suction recovery caps Shinichi Omo, Hiroshi Fukui 1992-11-24
5148203 Ink jet recording apparatus including a drive mechanism for an ink ejection recovery systems 1992-09-15
5105210 Ink jet recording apparatus expandable to accommodate variable sheet widths Makoto Kashimura, Katsuyuki Yokoi, Takashi Akiya, Jun Katayanagi, Tetsuo Kimura 1992-04-14
5090827 Mechanism for moving thermal head on carriage Akihiko Sukigara 1992-02-25
5018884 Recording apparatus in which a plurality of carriages can be connected and separated Shinichi Omo, Hiroshi Fukui 1991-05-28
4773782 Apparatus for transferring sheet material 1988-09-27