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. 26, 1990
Filed:
Jul. 13, 1989
Applicant:
Inventor:
Yuji Takeda, Toyota, JP;
Assignee:
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02P / ;
U.S. Cl.
CPC ...
123417 ; 123419 ;
Abstract
In an electronic ignition control device which operates based upon a sawtooth shaped crankshaft rotation position signal with conversion of the sawtooth shaped signal into an on/off pulse signal, a ratio of on or off duration of the on/off pulse signal to a cycle time span thereof is used to predict a next top dead center and to determine the ignition timing thereupon.
Takeda, Yuji. (1990). Ignition control device for internal combustion engine with prediction (U.S. Patent No. 4936275). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4936275
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile