Inventor · disambiguated record

Angel Sierra Calvo

Also filed as: CALVO ANGEL SIERRA

1 granted patent·90 citations·filing 2003–2003

54Inventor score

Technology areasG09B

Files withGTECH CORP1

Top patents by PatentIndex Score

1 record

0190US7590950B2Mobile lottery terminal including features facilitating use by visually impaired ticket agentsGTECH CORP·Filed 2003·Granted Sep 15, 2009·90 cites·43 claims

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Angel Sierra Calvo — Patent Inventor | PatentIndex