Inventor

TONG EDRIC H

US3 patents

⚠️ This page may combine multiple inventors who share the name “TONG EDRIC H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PROMETRIX CORP

1 patent

US4907931AMar 13, 1990

Apparatus for handling semiconductor wafers

PROMETRIX CORP43 citations88

APPLIED MATERIALS INC

1 patent

US12548740B2Feb 10, 2026

Apparatus to improve process non-uniformity for semiconductor direct plasma processing

APPLIED MATERIALS INC0 citations56

SENSYS INSTR CORP

1 patent

US6572456B2Jun 3, 2003

Bathless wafer measurement apparatus and method

SENSYS INSTR CORP0 citations45