1
Katsuhiro Shirota, Yutaka Kurabayashi, Katsuhiko Takahashi: Liquid composition, ink set, image-forming method and apparatus using the same. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, August 11, 1998: US05792249 (186 worldwide citation)

The invention provides a liquid composition containing a metallic coordination compound in a solvent, an ink set in which the liquid composition is combined with one or more inks, a method of forming an image, and an image-forming apparatus applying them.


2
Katsuhiko Takahashi, Yutaka Kurabayashi: Liquid composition, ink set and image forming method and apparatus using the composition and ink set. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, August 27, 1996: US05549740 (156 worldwide citation)

The present invention provides a liquid composition containing at least a cationic substance and bishydroxyethylsulfone. It also provides a liquid composition containing both a cationic substance having a molecular weight distribution with a peak within the molecular weight region of 1000 or less, a ...


3
Yutaka Kurabayashi, Yoshifumi Hattori, Mayumi Yamamoto, Yoshihisa Takizawa, Shinya Mishina, Shinichi Sato, Mikio Sanada, Katsuhiko Takahashi, Eriko Ono, Masashi Ogasawara: Ink-jet recording process using liquid formulation and ink in combination. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, February 22, 2000: US06027210 (67 worldwide citation)

Provided is an ink-jet recording process for forming a color image on a recording medium using a liquid formulation and a color ink in combination, wherein the liquid formulation contains a cationic polymer having a weight-average molecular weight in the range of from 400 to 1,400, and the liquid fo ...


4
Yutaka Kurabayashi, Katsuhiko Takahashi: Liquid composition, ink set and image-forming method and apparatus which employ the same. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, April 8, 1997: US05618338 (66 worldwide citation)

A liquid composition according to the present invention contains at least a cationic substance and finely ground cellulose. The invention further provides a liquid composition which contains a cationic substance having a molecular weight of 1000 or less and finely ground cellulose. The invention fur ...


5
Mikio Sanada, Yoshihisa Takizawa, Katsuhiko Takahashi, Masashi Ogasawara, Yoichi Takada, Tomonari Watanabe, Yui Tokuda: Aqueous ink, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatus. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, February 28, 2006: US07005461 (49 worldwide citation)

The present invention relates to an aqueous ink, particularly an aqueous ink suitable for ink jet recording. The ink is an aqueous ink comprising a modified pigment having organic groups chemically attached to the surface of a particle of the pigment and an aqueous medium which is a dispersant of th ...


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Eriko Ono, Yutaka Kurabayashi, Shinya Mishina, Shinichi Sato, Katsuhiko Takahashi, Masashi Ogasawara: Image forming method, ink-jet recording method and instruments used in such methods. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, May 29, 2001: US06238045 (46 worldwide citation)

An image forming method to apply an ink to a printing medium includes applying a liquid composition having a polarity different from a polarity of the ink to an image forming region formed by the ink and the vicinity of the image forming region on the printing medium prior to the application of the ...


8
Katsuhiko Takahashi, Yutaka Kurabayashi: Liquid composition and ink set, and image-forming process and apparatus using the same. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, April 29, 1997: US05624484 (45 worldwide citation)

Disclosed herein is a liquid composition comprising a cationic substance, wherein the liquid composition contains polyallylamine as the cationic substance, and glycerol, the essential component as a water-soluble organic solvent, in an amount of not less than 5% by weight based on the total weight o ...


9
Yutaka Kurabayashi, Katsuhiro Shirota, Katsuhiko Takahashi: Ink set, and method and apparatus for image formation employing the same. Canon Kabushiki Kaisha, Fitzpatrick Cella Harper & Scinto, March 25, 1997: US05614007 (34 worldwide citation)

Provided is an ink set comprising a liquid composition containing a cationic substance, and a black ink in combination, the black ink containing a black dye, and a cyan dye and/or a yellow dye as water-soluble anionic dyes.


10
Yukio Ikenaga, Katsuhiko Takahashi, Tsuneyoshi Okada, Kenji Hijikata, Toshio Kanoe: Process for producing electroconductive resin composite. Polyplastics, Burns Doane Swecker & Mathis, September 20, 1988: US04772421 (34 worldwide citation)

An electroconductive resin composite is produced by polymerizing at least one monomer a polymer of which is electroconductive in a matrix of a resin which exhibits the anisotropy in the melt phase to form a composite of the obtained polymer and the resin. The resin composite is obtained in the form ...