Assignee
CARLSON CHARLES ROBERT
US·2 granted patents·18 citations·filing 2010–2010
Technology mixG06Q2
Top patents by PatentIndex Score
2 records- 0184US8332332B2Methods and apparatus for managing pre-paid printing system accountsCARLSON CHARLES ROBERT·Filed 2010·Granted Dec 11, 2012·16 cites·33 claims
- 0269US8542376B2Pre-paid document processing devices and operating methodsCARLSON CHARLES ROBERT·Filed 2010·Granted Sep 24, 2013·2 cites·13 claims
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