Inventor · disambiguated record
W. Brian Christie
Also filed as: CHRISTIE W BRIAN
2 granted patents·73 citations·filing 2004–2008
66Inventor score
Technology areasB61L
Top patents by PatentIndex Score
2 records- 0179US7395140B2Geographic information system and method for monitoring dynamic train positionsUNION SWITCH & SIGNAL INC·Filed 2004·Granted Jul 1, 2008·61 cites·30 claims
- 0271US7542831B2Geographic information system and method for monitoring dynamic train positionsANSALDO STS USA INC·Filed 2008·Granted Jun 2, 2009·12 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →