29 Utility Patents
#2 in Duncan, SC
#193 in South Carolina
#50,117 in US
#96,895 in the World
Forward Citations = 490
Company Filing History:
Other
Sigma Systems Corporation
Roberts Systems, Inc.
4. 2 out of 16
Osbon Medical Systems, Ltd.
5. 1 out of 853

where one patent can have more than one assignee
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