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:
Mar. 03, 1992
Filed:
Jun. 01, 1990
Applicant:
Inventors:
Kiyohito Okamura, Mito, JP;
Mitsuhiko Sato, Higashi-Ibaraki, JP;
Yoshio Hasegawa, Higashi-Ibaraki, JP;
Tadao Seguchi, Fujioka, JP;
Shunichi Kawanishi, Takasaki, JP;
Assignee:
Japan Atomic Energy Research Institute, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B / ;
U.S. Cl.
CPC ...
423344 ; 264 65 ; 501 97 ;
Abstract
A high purity and high strength inorganic silicon nitride continuous fiber substantially composed of Si and N with excellent properties can be provided. A method of producing the fiber is also disclosed.