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Aetrium Incorporated Patents
Aetrium Incorporated
North St. Paul, MN
No. of patents:

Patent Number Title Of Patent Date Issued
6190111 Tray inverting apparatus and methods February 20, 2001
An apparatus (10) for simultaneously inverting a plurality of semiconductor devices includes a conveyor (12) for conveying an input tray below a frame (32) having a primer tray captured therein by tray captivators (64). The input tray is elevated by an elevator (20) and the primer tray i
6097200 Modular, semiconductor reliability test system August 1, 2000
A system (10) for performing semiconductor reliability tests is disclosed including an oven (36) having open axial ends for slideably receiving a board (12). The board (12) includes an oven region (16) which is removably received in the oven (36) and which is located intermediate connect
5882055 Probe for handling microchips March 16, 1999
A microchip handling system has a pair of probes with suction cups for handling microchips. An improved microchip holding device is used in lieu of the suction cups to pick up and hold microchips. The microchip holding device has a head accommodating an annular sleeve that retains the
5847293 Test handler for DUT's December 8, 1998
A handling system for devices under test (DUTs), i.e. semiconductor chips. A rotatable platform is provided which platform has a plurality of boats or nests. The DUTs are inserted in the boats. The platform carrying the DUTs is indexed through a plurality of treatment stations to precond
5807066 IC tray handling apparatus and method September 15, 1998
A microchip tray handling apparatus has microchip loading and receiving units for supplying microchips to a microchip tester and receiving tested microchips. The units have tables to support stacks of trays containing microchips. Each unit has a tray holding assembly for raising a stack

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