Inventor

POORTINGA ERIC

US2 patents

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

POORTINGA ERIC

1 patent

US8913120B2Dec 16, 2014

Method for emulation of a photolithographic process and mask inspection microscope for performing the method

POORTINGA ERIC16 citations71

PHOTRONICS INC

1 patent

US7049034B2May 23, 2006

Photomask having an internal substantially transparent etch stop layer

PHOTRONICS INC5 citations56