Inventor · disambiguated record

N. Rodger Williamson, Iii

Also filed as: WILLIAMSON III N RODGER · WILLIAMSON N RODGER

2 granted patents·5 citations·filing 1999–2012

49Inventor score

Technology areasE01F H05B

Files withJONES RICHARD S1 UNION SWITCH & SIGNAL INC1

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2 records

0160US8884532B2Photo control for a luminaireJONES RICHARD S·Filed 2012·Granted Nov 11, 2014·2 cites·9 claims
0217US6218797B1Crossing guard maintenance system and associated methodUNION SWITCH & SIGNAL INC·Filed 1999·Granted Apr 17, 2001·3 cites·12 claims

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