Inventor · disambiguated record
Francis Carmes
Also filed as: CARMES FRANCIS
4 granted patents·69 citations·filing 1988–2007
76Inventor score
Technology areasB61L
Top patents by PatentIndex Score
4 records- 0162US4896850ARailroad switch motor systemALSTHOM SA·Filed 1988·Granted Jan 30, 1990·23 cites·10 claims
- 0262US4842225ADevice for operating a railroad switchALSTHOM·Filed 1988·Granted Jun 27, 1989·23 cites·12 claims
- 0358US5730395ALocking apparatus for locking a point of a rail switch, apparatus for operating and locking a point, a method of installing such apparatus, and apparatus for operating and locking a rail switchGEC ALSTHOM TRANSPORT SA·Filed 1996·Granted Mar 24, 1998·23 cites·18 claims
- 0441US7900879B2Switch points maneuvering device with manual controlALSTOM TRANSPORT SA·Filed 2007·Granted Mar 8, 2011·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →