PLASMA THERM INC

FY: Nov 30 1999

Q: Aug 31 1999

Q: May 31 1999

Q: Feb 28 1999

FY: Nov 30 1998

Q: Aug 31 1998

Q: May 31 1998

Q: Feb 28 1998

FY: Nov 30 1997

Q: Aug 31 1997

Q: May 31 1997

FY: Nov 30 1996

Q: Feb 28 1997

FY: Nov 30 1996

Q: Sep 27 1996

Q: Jul 1 1996

Q: Feb 29 1996

FY: Nov 30 1995

Q: Aug 31 1995

Q: Jul 11 1995

1,7

Certification of termination of registration of a class of securities (Section 12(g))

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Definitive Proxy Statement

Preliminary Proxy Statement

Definitive Proxy Statement

Preliminary Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Preliminary Proxy Statement

Definitive Proxy Statement

DALTON GREINER HARTMAN MAHER & CO /ADV

OERLIKON BUHRLE USA INC

DALTON GREINER HARTMAN MAHER & CO /ADV

OERLIKON BUHRLE USA INC

OERLIKON BUHRLE USA INC

HAKUTO CO LTD

OERLIKON BUHRLE USA INC

PLASMA THERM INC

OERLIKON BUHRLE USA INC

HAKUTO CO LTD

DALTON GREINER HARTMAN MAHER & CO /ADV

DEFERRARI RONALD H

GRUBER & MCBAINE CAPITAL MANAGEMENT/GRUBER JON D ET AL