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:
Nov. 09, 1993
Filed:
Nov. 12, 1991
Applicant:
Inventors:
Motonobu Kawarada, Sagamihara, JP;
Kazuaki Kurihara, Atsugi, JP;
Ken-ichi Sasaki, Atsugi, JP;
Akitomo Teshima, Isehara, JP;
Nagaaki Koshino, Yokohama, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D / ; C23C / ;
U.S. Cl.
CPC ...
427577 ; 427580 ; 427249 ; 427122 ; 4274197 ; 4274191 ; 423446 ; 428408 ; 156D / ;
Abstract
A diamond film is deposited on a surface of a substrate. The diamond film is attached securely to the substrate by forming a first layer on the surface comprising a mixture of a main component of the substrate and a sintering reinforcement agent for diamond, then forming a second layer comprising a mixture of said agent and diamond on said first layer, and finally forming the diamond film on the second layer.