Invention Grant
- Patent Title: Varistor
- Patent Title (中): 压敏电阻
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Application No.: US12169390Application Date: 2008-07-08
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Publication No.: US07994893B2Publication Date: 2011-08-09
- Inventor: Dai Matsuoka
- Applicant: Dai Matsuoka
- Applicant Address: JP Tokyo
- Assignee: TDK Corporation
- Current Assignee: TDK Corporation
- Current Assignee Address: JP Tokyo
- Agency: Oliff & Berridge, PLC
- Priority: JP2007-188496 20070719
- Main IPC: H01C7/10
- IPC: H01C7/10

Abstract:
A varistor has a ceramic composition to exhibit nonlinear voltage-current characteristics, and at least two electrodes arranged to sandwich at least a portion of the ceramic composition. The ceramic composition contains a mixture phase in which a first phase containing zinc oxide as a major component, and a second phase comprised of an oxide of Ca and Si are mixed.
Public/Granted literature
- US20090021341A1 VARISTOR Public/Granted day:2009-01-22
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