Metal working – Method of mechanical manufacture – Electrical device making
Reexamination Certificate
2008-07-22
2008-07-22
Tugbang, A. Dexter (Department: 3729)
Metal working
Method of mechanical manufacture
Electrical device making
C029S592100, C029S612000, C029S613000, C029S618000, C029S619000, C073S204260, C219S443100, C219S445100, C219S448110, C219S468100
Reexamination Certificate
active
11059576
ABSTRACT:
A manufacturing method for a substrate heating device comprises forming a base plate having a substrate heating surface in which a resistance heating element is buried, forming a tubular member, joining the tubular member to the base plate, measuring temperature distribution in the substrate heating surface by supplying power to the resistance heating element, and grinding the tubular member according to a grinding condition based on a measurement result of the temperature distribution.
REFERENCES:
patent: 6809299 (2004-10-01), Hiramatsu et al.
patent: 6921881 (2005-07-01), Ito et al.
patent: 04-101381 (1992-04-01), None
Goto Yoshinobu
Kiku Taiji
Unno Yutaka
Burr & Brown
NGK Insulators Ltd.
Phan Thiem
Tugbang A. Dexter
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