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.

Date of Patent:
Oct. 24, 2006

Filed:

Mar. 23, 2004
Applicants:

Akio Iwabuchi, Niiza, JP;

Masaki Kanazawa, Niiza, JP;

Kazuya Aizawa, Niiza, JP;

Norimasa Yamada, Niiza, JP;

Toshiaki Ariyoshi, Wako, JP;

Takafumi Tsurumi, Wako, JP;

Yoshikazu Nomoto, Wako, JP;

Inventors:

Akio Iwabuchi, Niiza, JP;

Masaki Kanazawa, Niiza, JP;

Kazuya Aizawa, Niiza, JP;

Norimasa Yamada, Niiza, JP;

Toshiaki Ariyoshi, Wako, JP;

Takafumi Tsurumi, Wako, JP;

Yoshikazu Nomoto, Wako, JP;

Assignees:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 27/416 (2006.01); H02J 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A voltage measurement device includes a first group of switches Q, Q, a second group of switches Q, Qand a third groups of switches Q, Q. By turning on the third group of switches Q, Q, the first group of switches Q, Qare turned on, so that a condenser Cis charged by voltage impressed between a voltage input terminal A and a voltage input terminal B. While the first group of switches Q, Qare turned off by tuning off the third group of switches Q, Q, the second group of switches Q, Qare turned on, so that voltage retained in the condenser Cis generated between a voltage output terminal G and a voltage output terminal H.


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