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:
May. 31, 2011
Filed:
May. 21, 2010
Yukio Hosoya, Tokyo, JP;
Okushi Okuyama, Tokyo, JP;
Satoshi Uchino, Tokyo, JP;
Hiroyuki Konno, Tokyo, JP;
Kouji Shibata, Tokyo, JP;
Mikio Kouyama, Tokyo, JP;
Yukio Hosoya, Tokyo, JP;
Okushi Okuyama, Tokyo, JP;
Satoshi Uchino, Tokyo, JP;
Hiroyuki Konno, Tokyo, JP;
Kouji Shibata, Tokyo, JP;
Mikio Kouyama, Tokyo, JP;
Konica Minolta Business Technologies, Inc., Tokyo, JP;
Abstract
An image display apparatus including: two substrates at least one of which is transparent; and display particles that are sealed between the substrates in a powder state so that by generating an electric field between the substrates, the display particles are moved to display an image; wherein, of contact surfaces with the display particles in a gap between the substrates, both of the surfaces on the substrate sides have oxide layers of the same metal, and the display particles include positively chargeable display particles and negatively chargeable display particles, and both of the positively chargeable display particles and the negatively chargeable display particles have structures obtained by successively forming oxide layers of the same metal as that of the metal oxide layers possessed by the surfaces on the substrate sides and organic layers on the surfaces of base particles that contain at least a resin and a colorant.