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:
Aug. 05, 1980
Filed:
Feb. 11, 1977
Applicant:
Inventors:
Nobuzi Manaka, Yokosuka, JP;
Takeshi Fujishiro, Yokohama, JP;
Shigeo Aono, Seki, JP;
Akio Hosaka, Yokohama, JP;
Masaharu Asano, Yokosuka, JP;
Mituhiko Ezoe, Yokosuka, JP;
Assignee:
Nissan Motor Company, Limited, Yokohama, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02B / ; F02M / ;
U.S. Cl.
CPC ...
123489 ; 60276 ; 60285 ; 1231 / ;
Abstract
A circuit is provided in an electronic closed loop air-fuel ratio control system for starting and terminating the operation of the system at different voltages from an exhaust gas sensor.
Manaka, Nobuzi. (1980). Electronic closed loop air-fuel ratio control system for use with (U.S. Patent No. 4215656). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4215656
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile