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:
Jan. 09, 1996
Filed:
Mar. 09, 1994
Keiji Hirabayashi, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A diamond covered member is provided which has a diamond crystal layer formed by vapor phase synthesis on a surface of a substrate, the diamond crystal layer being constituted of plate-shaped diamond crystals at least at an initial stage of crystal growth, and being a polycrystal film formed by growth and coalescence of the plate-shaped diamond crystals, and the polycrystal film being uniformly oriented and having surface roughness (Rmax) of not larger than 0.2 .mu.m. A process for producing the diamond covered member is also provided. The diamond covered member has high hardness, high thermal conductivity, and high chemical stability.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile