P

Assignee

SILTEC CORP

9 patents

Top patents by PatentIndex Score

US4132037AJan 2, 1979

Apparatus for polishing semiconductor wafers

SILTEC CORP59 citations96
US4194324AMar 25, 1980

Semiconductor wafer polishing machine and wafer carrier therefor

SILTEC CORP86 citations95
US4918870AApr 24, 1990

Floating subcarriers for wafer polishing apparatus

SILTEC CORP124 citations93
US4458152AJul 3, 1984

Precision specular proximity detector and article handing apparatus employing same

SILTEC CORP52 citations92
US4036595AJul 19, 1977

Continuous crystal growing furnace

SILTEC CORP95 citations92
US4454096AJun 12, 1984

Crystal growth furnace recharge

SILTEC CORP53 citations91
US4282184AAug 4, 1981

Continuous replenishment of molten semiconductor in a Czochralski-process, single-crystal-growing furnace

SILTEC CORP62 citations90
US4410494AOct 18, 1983

Apparatus for controlling flow of molten material between crystal growth furnaces and a replenishment crucible

SILTEC CORP34 citations88
US4396824AAug 2, 1983

Conduit for high temperature transfer of molten semiconductor crystalline material

SILTEC CORP31 citations87