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:
Aug. 07, 2001
Filed:
Jun. 21, 1999
Applicant:
Inventors:
Shoei Kurosaka, Hiratuska, JP;
Makoto Kamogawa, Hiratuska, JP;
Nobuyuki Hukuda, Hiratuska, JP;
Junsuke Tomioka, Hiratuska, JP;
Assignee:
Komatsu Electronic Metals Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C30B 3/500 ;
U.S. Cl.
CPC ...
C30B 3/500 ;
Abstract
A value of electric current flowing a neck to a melt is detected, and it is judged that a breaking of the neck occurs when the detected value has been zero, and then a seed is lowered to dip a broken part on the melt. After that the seed is lifted again to restart a pulling operation.