4 Utility Patents
#3,575 in Saitama 343-0827
#192,628 in Japan
Forward Citations = 141
Company Filing History:

Electro Scientific Industries, Inc.
Sym-tek Systems, Inc.
where one patent can have more than one assignee
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#3,575 in Saitama 343-0827
#192,628 in Japan
Company Filing History:

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