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:
Dec. 09, 1986
Filed:
Aug. 20, 1984
Applicant:
Inventors:
Shigeru Murakami, Omachi, JP;
Yasuto Komatsu, Omachi, JP;
Makoto Watanabe, Tokyo, JP;
Takeo Uemura, Omachi, JP;
Assignee:
Showa Denko Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ; C01B / ;
U.S. Cl.
CPC ...
264 294 ; 264 291 ; 264129 ; 264 37 ; 4234471 ; 4234477 ; 423445 ; 423449 ;
Abstract
A carbon sheet which is suitable for use as a fuel cell separator is produced by the steps of:
Murakami, Shigeru. (1986). Method for producing a carbon sheet and a fuel cell separator (U.S. Patent No. 4627944). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4627944
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile