Invention Grant
- Patent Title: Electrophoretic fluid, electrophoretic display medium, electrophoretic display element, and electrophoretic display device
- Patent Title (中): 电泳液，电泳显示介质，电泳显示元件和电泳显示装置
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Application No.: US12375459Application Date: 2008-05-29
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Publication No.: US07933062B2Publication Date: 2011-04-26
- Inventor: Masahiro Masuzawa , Takashi Kitamura
- Applicant: Masahiro Masuzawa , Takashi Kitamura
- Applicant Address: JP Tokyo JP Chiba-shi
- Assignee: Ricoh Company, Ltd.,Chiba University
- Current Assignee: Ricoh Company, Ltd.,Chiba University
- Current Assignee Address: JP Tokyo JP Chiba-shi
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2007-147358 20070601; JP2008-027920 20080207
- International Application: PCT/JP2008/060329 WO 20080529
- International Announcement: WO2008/146950 WO 20081204
- Main IPC: G02B26/00
- IPC: G02B26/00
Abstract:
A disclosed electrophoretic fluid includes a solvent; and first, second, and third dispersible particles having different optical properties and dispersed in the solvent, the first dispersible particles being uncharged, the second dispersible particles being positively-charged electrophoretic particles, and the third dispersible particles being negatively-charged electrophoretic particles.
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