31
Ryuichi Ebinuma, Yoshifumi Hattori, Hiroo Ichihashi: Ink jet apparatus capable of mounting an ink tank and ink for use in same. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, September 14, 1993: US05245360 (20 worldwide citation)

An ink jet recorder comprises a first tank as an ink supply source, a second tank as an ink supply source for the first tank, and three switching means and a pump arranged in an ink supply path. By controlling open/close states of the switching means and operation condition of the pump, print mode, ...


32
Teruo Arashima, Makiko Kimura, Toshio Kashino, Hiroshi Sugitani, Yoshifumi Hattori, Masami Ikeda, Asao Saito, Kazuaki Masuda, Akio Saito, Tsuyoshi Orikasa: Recording head having stress-minimizing construction. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, February 23, 1993: US05189443 (20 worldwide citation)

An ink jet cartridge includes a top plate having an orifice plate in which ejection outlets for permitting ejection of ink are formed and a portion for defining ink passages communicating with the ink ejection outlets, a heater board joined with the top plate to define the ink passage, a thin plate ...


33
Akira Nagatomo, Yoshifumi Hattori, Isao Ebisawa, Tsutomu Abe, Takashi Ohba, Hiroshi Iida, Kenjiro Watanabe: Liquid discharge recording apparatus having apparatus for effecting preparatory emission. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, August 16, 1994: US05339098 (19 worldwide citation)

A liquid-discharge recording apparatus such as an ink-jet printer comprises: a liquid-discharge recording unit having an emission energy generating device including an electrothermal energy converting device which can heat a recording liquid such as an ink to form liquid droplets in response to an e ...


34
Masashi Kitani, Yoshifumi Hattori, Etsurou Suzuki, Hideo Saikawa, Masami Kojima, Kenji Kawano, Koichi Tanno, Kenji Aono: Ink supply device with elastic valve for liquid supplying slit. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, November 15, 1994: US05365260 (19 worldwide citation)

An ink jet cartridge is composed integrally of a recording head and an ink tank, which are constructed in mutually separable manner, in order to enable repeated use of the recording head by replacement of the ink tank. In an ink supply part in the ink tank, an elastic partition wall is provided with ...


35
Shinichi Hirasawa, Koichi Sato, Koji Terasawa, Akira Miyakawa, Tsutomu Abe, Yoshifumi Hattori: Ink jet recording apparatus having means for removing foreign material from an ink supply path by first introducing an into the ink supply path. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, May 10, 1994: US05311214 (18 worldwide citation)

A recovery process for an ink jet recording head of a recording apparatus and a device for performing the recovery process are disclosed. The ink jet recording apparatus includes a recording head with a plurality of discharge ports and a liquid chamber common to the discharge ports. The liquid chamb ...


36
Seiichiro Karita, Hideo Saikawa, Hiroshi Sugitani, Yoshifumi Hattori, Masami Ikeda, Asao Saito, Kazuaki Masuda, Akio Saito, Tsuyoshi Orikasa, Toshiaki Nagashima, Norio Hikake: Recording head with cover. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, December 15, 1998: US05850238 (14 worldwide citation)

A sealed ink jet assembly which is removable from an ink jet apparatus includes an ink jet head which has an ejection outlet found at a first surface of the ink jet head, an energy generating element for generating energy to eject ink through the ejection outlet, and an electric contact portion for ...


37
Mineo Kaneko, Haruyuki Matsumoto, Yoshifumi Hattori, Yoichi Tosaka, Isao Ebisawa, Tadashi Yamamoto, Masashi Miyagawa: Ink jet recording apparatus and method of recording with separated image data. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, September 21, 1999: US05956056 (13 worldwide citation)

Three discharge port groups, each having a plurality of discharge ports, discharge inks of three primary colors to record swaths of the respective colors on a recording medium and repeat the discharging to complete a record. Joints of each of Y, M and C color swaths are spaced from joints of swaths ...


38
Yasuhiro Unosawa, Tetsuo Kimura, Kou Hasegawa, Masasumi Nagashima, Keiji Nagira, Hiroshi Sugitani, Yoshifumi Hattori, Masami Ikeda, Asao Saito, Kazuaki Masuda, Akio Saito, Tsuyoshi Orikasa: Ink jet recording head carriage and an apparatus with same. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, June 1, 1993: US05216448 (13 worldwide citation)

A carriage, movable along a predetermined path, for detachably mounting thereon an ink jet recording head includes an abutment portion for positioning the recording head in a horizontal direction; an engageable member, disposed at a side of the carriage facing in a movement direction thereof, for en ...


39
Yoshifumi Hattori, Seiichiro Karita, Hideo Saikawa, Toshio Kashino, Akio Saito, Hiroshi Nakagomi, Teruo Arashima, Makiko Kimura, Hiroshi Sugitani, Masami Ikeda, Asao Saito, Kazuaki Masuda, Tsuyoshi Orikasa: Capping member for indirectly venting the interior of an ink container, and recording cartridge and apparatus using same. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, March 19, 1996: US05500666 (12 worldwide citation)

A recording head cartridge includes a recording head for ejecting recording liquid in the form of a droplet thereof; a container for containing the recording liquid; a communicating pipe for substantially balancing pressure in the container with an ambient pressure; a blocking plate disposed adjacen ...


40
Mikio Sanada, Yoshifumi Hattori, Masanori Takenouchi, Osamu Morita, Shinya Mishina, Hiroshi Koshikawa, Kenji Kitabatake: Ink tank, cartridge including the ink tank, and printing apparatus using the cartridge. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, April 1, 2003: US06540314 (11 worldwide citation)

Ink tank which enables accurate detection of existence/absence of liquid even if a storage containing liquid such as ink is stored under a severe environment, and a cartridge including the ink tank, as well as a printing apparatus utilizing the cartridge. A low surface energy processing agent includ ...