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. 04, 1997
Filed:
Mar. 22, 1996
Koji Izunome, Ami-machi, JP;
Souroku Kawanishi, Tsukuba, JP;
Shinji Togawa, Tsukuba, JP;
Atsushi Ikari, Tsukuba, JP;
Hitoshi Sasaki, Omiya, JP;
Shigeyuki Kimura, Tsukuba, JP;
Research Development Corporation of Japan, Saitama-ken, JP;
Sumitomo Sitix Corporation, Hyogo-ken, JP;
Toshiba Ceramics Co., Ltd., Tokyo, JP;
Nippon Steel Corporation, Tokyo, JP;
Komatsu Electronic Metals Co., Ltd., Kanagawa-ken, JP;
Mitsubishi Materials Corporation, Tokyo, JP;
Abstract
When a single crystal is pulled up from a melt, the difference .DELTA.T between temperatures at the bottom of a crucible and at the interface of crystal growth is controlled so as to hold the Rayleigh constant defined by the formula of:
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile