Inventor · disambiguated record
Michel Langenfeld
Also filed as: LANGENFELD MICHEL
4 granted patents·84 citations·filing 1974–1980
77Inventor score
Files withPONT A MOUSSON4
Top patents by PatentIndex Score
4 records- 0184US4301200APlastic tube formed by spiral winding of a snap locking profile stripPONT A MOUSSON·Filed 1980·Granted Nov 17, 1981·52 cites·6 claims
- 0253US4114657ALarge-diameter insulated pipePONT A MOUSSON·Filed 1977·Granted Sep 19, 1978·19 cites·18 claims
- 0343US3992705ARemote adding and reading device for a meterPONT A MOUSSON·Filed 1975·Granted Nov 16, 1976·9 cites·5 claims
- 0436US3962691ADevice for the transmission over a distance of indications in particular of a meterPONT A MOUSSON·Filed 1974·Granted Jun 8, 1976·4 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →