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:
Jun. 19, 2018
Filed:
Sep. 03, 2015
Applicant:
Yokogawa Electric Corporation, Musashino-shi, Tokyo, JP;
Inventor:
Youichi Iwano, Musashino, JP;
Assignee:
Yokogawa Electric Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 5/1252 (2006.01); G01D 21/00 (2006.01); G01D 3/08 (2006.01);
U.S. Cl.
CPC ...
H03K 5/1252 (2013.01); G01D 21/00 (2013.01); G01D 3/08 (2013.01);
Abstract
A field device includes a current output circuit, a sensor circuit, and a terminal portion. The current output circuit and the sensor circuit are connected a two-wire loop wiring via the terminal portion in a state that the current output circuit and the sensor circuit are connected in series with each other. A rectifying element is connected to only a sensor circuit side of the terminal portion.