7 Utility Patents
#1,855 in Portland, OR
#4,845 in Oregon
#288,081 in US
#590,725 in the World
Forward Citations = 271
Company Filing History:

Dwfritz Automation, Inc.
Speedfam-ipec Corporation
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#1,855 in Portland, OR
#4,845 in Oregon
#288,081 in US
#590,725 in the World
Company Filing History:

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