YH

Yoshifumi Hattori

Canon: 55 patents #587 of 19,416Top 4%
Overall (All Time): #46,359 of 4,157,543Top 2%
55
Patents All Time

Issued Patents All Time

Showing 26–50 of 55 patents

Patent #TitleCo-InventorsDate
5500666 Capping member for indirectly venting the interior of an ink container, and recording cartridge and apparatus using same Seiichiro Karita, Hideo Saikawa, Toshio Kashino, Akio Saito, Hiroshi Nakagomi +7 more 1996-03-19
5485184 Ink jet recording head and ink jet apparatus having same Hiroshi Nakagomi, Teruo Arashima, Kunihiko Maeoka, Takashi Ohba, Jun Kawai +11 more 1996-01-16
5482545 Ink, and ink-jet recording method and instrument using the same Makoto Aoki, Mayumi Yamamoto, Shinichi Tochihara, Yoshihisa Takizawa, Akira Nagashima +1 more 1996-01-09
5479198 Liquid storing container, an ink jet head cartridge and an ink jet recording apparatus Kenji Kawano, Masashi Kitani, Etsurou Suzuki, Hideo Saikawa, Masami Kojima +2 more 1995-12-26
5453772 Liquid container with bladder-like member and liquid path along an interior container wall Kenji Aono, Masashi Kitani, Etsurou Suzuki, Hideo Saikawa, Masami Kojima +2 more 1995-09-26
5451251 Ink, and ink-jet recording method and instrument using the same Kumiko Mafune, Tsuyoshi Eida, Keiichi Murai, Mayumi Yamamoto, Osamu Nishiwaki +9 more 1995-09-19
5450110 Connection between an ink jet head and an ink supply member in an ink jet recording apparatus Osamu Sato, Haruo Uehara, Naohito Asai, Hideo Saikawa, Tsutomu Abe 1995-09-12
5444473 Ink jet recording apparatus Masashi Kitani, Etsuro Suzuki, Hideo Saikawa, Masami Kojima, Kenji Kawano +2 more 1995-08-22
5436649 Ink jet recording head having constituent members clamped together Hiroshi Nakagomi, Teruo Arashima, Kunihiko Maeoka, Takashi Ohba, Jun Kawai +11 more 1995-07-25
5389957 Ink jet head with contoured outlet surface Makiko Kimura, Toshio Kashino, Teruo Arashima, Hiroshi Sugitani, Masami Ikeda +9 more 1995-02-14
5371528 Liquid jet head with nonlinear liquid passages having a diverging portion Masaaki Izumida, Koichi Sato, Shigeaki Tanaka, Tsuguhiro Fukuda, Nobuyuki Kuwabara +9 more 1994-12-06
5365260 Ink supply device with elastic valve for liquid supplying slit Masashi Kitani, Etsurou Suzuki, Hideo Saikawa, Masami Kojima, Kenji Kawano +2 more 1994-11-15
5365262 Sealed insulated ink container Masashi Kitani, Etsurou Suzuki, Hideo Saikawa, Masami Kojima, Kenji Kawano +2 more 1994-11-15
5339098 Liquid discharge recording apparatus having apparatus for effecting preparatory emission Akira Nagatomo, Isao Ebisawa, Tsutomu Abe, Takashi Ohba, Hiroshi Iida +1 more 1994-08-16
5311214 Ink jet recording apparatus having means for removing foreign material from an ink supply path by first introducing an into the ink supply path Shinichi Hirasawa, Koichi Sato, Koji Terasawa, Akira Miyakawa, Tsutomu Abe 1994-05-10
5280299 Ink filling method for ink jet recording apparatus Hideo Saikawa, Seiichiro Karita, Toshio Kashino, Akio Saito, Hiroshi Nakagomi +10 more 1994-01-18
5270739 Liquid container having an elastic dome-shaped pressure control device with a slit Masashi Kitani, Etsurou Suzuki, Hideo Saikawa, Masami Kojima, Kenji Kawano +2 more 1993-12-14
5262802 Recording head assembly with single sealing member for ejection outlets and for an air vent Seiichiro Karita, Hideo Saikawa, Hiroshi Sugitani, Masami Ikeda, Asao Saito +5 more 1993-11-16
5245360 Ink jet apparatus capable of mounting an ink tank and ink for use in same Ryuichi Ebinuma, Hiroo Ichihashi 1993-09-14
5237342 Ink jet head and ink jet recording apparatus having an ink container filled with porous material Hideo Saikawa, Seiichiro Karita, Toshio Kashino, Akio Saito, Hiroshi Nakagomi +10 more 1993-08-17
5216448 Ink jet recording head carriage and an apparatus with same Yasuhiro Unosawa, Tetsuo Kimura, Kou Hasegawa, Masasumi Nagashima, Keiji Nagira +6 more 1993-06-01
5189443 Recording head having stress-minimizing construction Teruo Arashima, Makiko Kimura, Toshio Kashino, Hiroshi Sugitani, Masami Ikeda +4 more 1993-02-23
5162818 Ink jet recording head having a window for observation of electrical connection Seiichiro Karita, Hideo Saikawa, Hiroshi Sugitani, Masami Ikeda, Asao Saito +3 more 1992-11-10
5148192 Liquid jet recording head with nonlinear liquid passages and liquid jet recording apparatus having same Masaaki Izumida, Koichi Sato, Shigeaki Tanaka, Tsuguhiro Fukuda, Nobuyuki Kuwabara +9 more 1992-09-15
5008688 Ink jet recording apparatus capable of mounting an ink tank and ink tank for use in same Ryuichi Ebinuma, Hiroo Ichihashi 1991-04-16