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:
Sep. 28, 1976
Filed:
Dec. 28, 1973
Applicant:
Inventors:
Makoto Osawa, Tokyo, JA;
Yoshitoshi Hagiwara, Niiza, JA;
Takao Kawakita, Itami, JA;
Kenya Motoyoshi, Itami, JA;
Nobuhito Kuroishi, Itami, JA;
Assignees:
Honda Giken Kogyo Kabushiki Kaisha, Tokyo, JA;
Sumitomo Electric Industries, Ltd., Osaka, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C / ; C22C / ; C22C / ;
U.S. Cl.
CPC ...
291825 ; 29182 ; 7512 / ; 7512 / ; 7512 / ; 7512 / ; 7512 / ;
Abstract
This invention relates to a valve seat material for an internal combustion engine, which comprises a sintered ferrous alloy having the composition:
Osawa, Makoto. (1976). Porous valve seat materials for internal combustion engines (U.S. Patent No. 3982905). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3982905
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile