The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 01, 2005
Filed:
Jan. 15, 2004
Hiroki Kaneko, Hitachi, JP;
Tetsuya Ooshima, Tokyo, JP;
Tatsuya Sugita, Takahagi, JP;
Shinichi Komura, Hitachi, JP;
Shoichi Hirota, Hitachi, JP;
Hiroshi Sasaki, Mito, JP;
Hiroki Kaneko, Hitachi, JP;
Tetsuya Ooshima, Tokyo, JP;
Tatsuya Sugita, Takahagi, JP;
Shinichi Komura, Hitachi, JP;
Shoichi Hirota, Hitachi, JP;
Hiroshi Sasaki, Mito, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
The present invention provides an electrophoretic display in which an insulating liquid is uniformly provided to the divided microspaces each corresponding to one pixel and display characteristics uniform over the display surface are actualized. The present invention includes a transparent first substrateand a transparent second substratearranged with a predetermined gap therebetween, charged particlesdispersed in an insulating liquidprovided to the gap, and a first electrodeand a second electrodearranged on either of the first substrateand the second substrate, wherein liquid-repellency partsand repellency-lowered partsare arranged on the surface of the first substrateand the surface of the second substrate, and the insulating liquidis provided to the repellency-lowered parts on the surface of the first substrateand the surface of the second substrate