St Assembly Test Services Inc.

Desco Industries, Inc.

John Zenon G Vallinan

Chee-Keong Tan

Siarhei V Savich

Chee Ming Ng

Kam Poi Chia

Qinfei Chen

Yoshiaki Sato

An ionizer, including: an ionizing electrode for ionizing air and having a longitudinal first direction; and a cleaning member including a plurality of spaced apart bundles of bristles for cleaning the ionizing electrode when the cleaning member comes into contact with the ionizing electrode, each bundle of bristles in the plurality of spaced apart bundles of bristles being offset relative to the other bundles of bristles in the plurality of spaced apart bundles of bristles along the first direction and along a second direction perpendicular to the first direction.

Ionizer with a needle cleaning device

An apparatus for quickly and reliably aligning a semiconductor handling apparatus with a semiconductor tester. Two docking plates are attached, one to the device handler and one to the device tester. On the docking plates a substructure is mounted which first allows initial alignment of the handler plate with the test head plate after which the substructure provides the means of securely positioning and interlocking the handler plate with the test head.

Universal Docking System

Growing community of inventors

Singapore, Singapore

John Zenon G Vallinan