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. 04, 2010
Filed:
Feb. 20, 2009
Masahito Yoshii, Fujimi-cho, JP;
Masahito Yoshii, Fujimi-cho, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
An electro-optical device includes a test circuit for testing drive of a plurality of pixel units and a plurality of test terminals that output inputted signals to the test circuit or that output signals inputted from the test circuit. The test terminals including a first test terminal input with a high frequency signal with a frequency higher than a frequency of a signal output from a second terminal. A third test terminal is interposed between the first test terminal and the second test terminal.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile