Inventor · disambiguated record
Gerard Testart
Also filed as: TESTART GERARD · TESTART GERARD F
8 granted patents·63 citations·filing 1989–1995
86Inventor score
Top patents by PatentIndex Score
8 records- 0145US5082214ACrossing frog with a moving pointCOGIFER·Filed 1990·Granted Jan 21, 1992·9 cites·11 claims
- 0244US5042755AProcess for producing a crossing frog with a moving pointCOGIFER·Filed 1989·Granted Aug 27, 1991·10 cites·7 claims
- 0342US5133522AProcess for producing a crossing frog with a moving pointCOGIFER·Filed 1991·Granted Jul 28, 1992·6 cites·12 claims
- 0440US5224672ATrack apparatus for railroad vehicles having tired wheels and median guide rollerCOGIFER·Filed 1992·Granted Jul 6, 1993·12 cites·3 claims
- 0536US5611234AProcess for modifying the section of a railway rail and rail thus obtainedKIHN·Filed 1995·Granted Mar 18, 1997·10 cites·9 claims
- 0635US5419490APoint rail for switching gearCOGIFER·Filed 1993·Granted May 30, 1995·7 cites·20 claims
- 0734US5207401ASwitch for a grooved guide trackCOGIFER·Filed 1991·Granted May 4, 1993·5 cites·23 claims
- 0827US5366184ASeat for the movable point in a cradle of a crossing frog incorporated in long welded rails and process for the production of such a seatCOGIFER·Filed 1993·Granted Nov 22, 1994·4 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →