1
Hiroyuki Ishinaga, Kazuaki Masuda, Junji Shimoda, Masami Kasamoto, Fumio Murooka, Tatsuo Furukawa, Jun Kawai, Hiroyuki Maru, Teruo Arashima, Masaaki Izumida, Yoshinori Misumi, Yuji Kamiyama: Ink jet head, ink jet head cartridge and ink jet apparatus. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, March 24, 1998: US05731828 (67 worldwide citation)

An ink jet head includes a plurality of liquid flow paths for ejecting the ink; and a plurality of heat generating resistors for the respective liquid flow paths, the heat generating resistor being independently drivable; wherein adjacent ones of the heat generating resistors are spaced by not more ...


2
Makiko Kimura, Toshio Kashino, Teruo Arashima, Hiroshi Sugitani, Yoshifumi Hattori, Masami Ikeda, Asao Saito, Kazuaki Masuda, Akio Saito, Tsuyoshi Orikasa, Takashi Ohba, Kunihiko Maeoka, Jun Kawai, Tsutomu Abe, Hiroshi Nakagomi: Ink jet head with contoured outlet surface. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, February 14, 1995: US05389957 (54 worldwide citation)

An ink jet head includes a base member, a first member having recesses and coupled with the base member to form ink passages using the recesses and a second member integral with the first member and extending at an angle from an end of the first member, the second member having ink ejection outlets ...


3
Hideo Saikawa, Seiichiro Karita, Toshio Kashino, Akio Saito, Hiroshi Nakagomi, Teruo Arashima, Makiko Kimura, Hiroshi Sugitani, Yoshifumi Hattori, Masami Ikeda, Masaaki Izumida, Shigeaki Tanaka, Nobuyuki Kuwabara, Asao Saito, Kazuaki Masuda, Tsuyoshi Orikasa: Ink jet head and ink jet recording apparatus having an ink container filled with porous material. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, August 17, 1993: US05237342 (52 worldwide citation)

An ink jet head includes an ink container; a recording head having an ink ejection outlet; a supply pipe for supplying the ink from the container to the recording head; a porous material contained in the container for retaining the ink; wherein the supply pipe is pressed to the porous material to de ...


4
Hiroki Hayashi, Shozo Hattori, Hajime Yamamoto, Eiichiro Shimizu, Teruo Arashima, Masaru Iketani, Hiroshi Koshikawa, Kenji Kitabatake: Liquid ejecting cartridge and recording device using same. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, September 3, 2002: US06443567 (44 worldwide citation)

A liquid ejection head cartridge includes a head portion for ejecting liquid; a liquid supply portion for supplying the liquid to the recording head portion; an air vent for fluid communication with ambience and a negative pressure producing member accommodating container accommodating a negative pr ...


5
Hideo Saikawa, Seiichiro Karita, Toshio Kashino, Akio Saito, Hiroshi Nakagomi, Teruo Arashima, Makiko Kimura, Hiroshi Sugitani, Yoshifumi Hattori, Masami Ikeda, Masaaki Izumida, Shigeaki Tanaka, Nobuyuki Kuwabara, Asao Saito, Kazuaki Masuda, Tsuyoshi Orikasa: Ink filling method for ink jet recording apparatus. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, January 18, 1994: US05280299 (39 worldwide citation)

An ink jet head cartridge include an ink container and a porous material contained in the container for retaining the ink. A process for filling the ink container includes the steps of supplying ink in a quantity greater than that which the porous material can retain through a first port and removin ...


6
Hiroshi Nakagomi, Teruo Arashima, Kunihiko Maeoka, Takashi Ohba, Jun Kawai, Tsutomu Abe, Hiroshi Sugitani, Yoshifumi Hattori, Masami Ikeda, Asao Saito, Kazuaki Masuda, Akio Saito, Makiko Kimura, Toshio Kashino, Hideo Saikawa, Seiichiro Karita, Tsuyoshi Orikasa: Ink jet recording head and ink jet apparatus having same. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, January 16, 1996: US05485184 (35 worldwide citation)

An ink jet head includes first and second members for constituting liquid passages by joining them together; the second member has an ejection outlet forming member having a thickness a and is provided with a jaw having a dimension b, wherein an inside end of an ejection outlet of the ejection outle ...


7
Masahiro Haruta, Masami Ikeda, Seiichiro Karita, Nobuyuki Kuwabara, Takahisa Kawamura, Masahiko Higuma, Teruo Arashima, Tsutomu Abe, Osamu Nishiwaki, Shinichi Tochihara, Akira Nagashima, Makoto Aoki, Kumiko Mafune: Ink-jet having ink storing absorbant material. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, January 26, 1993: US05182579 (34 worldwide citation)

An ink tank having an ink storing portion encases an ink-absorbent member for holding ink. The ink-absorbent member comprises a porous material having therein compressed open cells. The compression ratio r.sub.1 of an apparent volume V.sub.1 before compression to an apparent volume V.sub.2 after com ...


8
Hiroyuki Ishinaga, Masami Ikeda, Tsutomu Abe, Seiichiro Karita, Teruo Arashima: Ink jet cartridge and ink jet apparatus having same. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, March 26, 1996: US05502479 (33 worldwide citation)

An ink jet cartridge includes a head portion, an ink container portion; an ink passage for supplying ink from the ink container portion to the head portion, ink absorbing material in the ink container, and a filter press-contacted to the ink container. The filter adjacent to an end of the ink passag ...


9
Seiichiro Karita, Teruo Arashima: Ink container having atmosphere communicating section and recording head. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, May 13, 1997: US05629728 (29 worldwide citation)

An ink container has an atmosphere communicating section for placing the inside of the container in communication with the atmosphere. The atmosphere communicating section has a plurality of chambers, one of which communicates with the inside of the ink container, and another of which communicates w ...


10
Shigeaki Tanaka, Masami Ikeda, Naohito Asai, Nobuyuki Kuwabara, Makiko Kimura, Teruo Arashima, Masaaki Izumida: Method of filling an ink container. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, April 15, 1997: US05621446 (28 worldwide citation)

An ink container includes an ink discharging portion for discharging ink; an air vent; first liquid absorbing material for absorbing the ink therein and; a second ink absorbing material, disposed between the air vent and the first absorbing material, for absorbing the ink. The first and second absor ...