Inventor · disambiguated record
Bernard Defontaine
Also filed as: DEFONTAINE BERNARD
8 granted patents·63 citations·filing 1993–2000
85Inventor score
Top patents by PatentIndex Score
8 records- 0180US6293316B1Method of filling with powder a container that is closable by a lid, and associated apparatus for transferring said powderCOGEMA·Filed 2000·Granted Sep 25, 2001·21 cites·13 claims
- 0261US6511103B1Sealed connection device for a ventilation filterCOMPAGNE GENERALE DES MATIERES·Filed 2000·Granted Jan 28, 2003·13 cites·3 claims
- 0355US6450680B1Apparatus for mixing powderCOGEMA·Filed 2000·Granted Sep 17, 2002·7 cites·24 claims
- 0451US6435706B1Stirring a medium by means of a magnetic stirrer while checking the magnetic drive, associated apparatusCOGEMA·Filed 2000·Granted Aug 20, 2002·3 cites·5 claims
- 0546US6450372B1Rotary powder dispenserCOGEMA·Filed 2000·Granted Sep 17, 2002·4 cites·6 claims
- 0645US6620259B1Method for cleaning containment enclosures with double containment and a removable cleaning receptacleCOGEMA·Filed 2000·Granted Sep 16, 2003·1 cites·4 claims
- 0745US6550228B1Device for the controlled admission of a noxious powder into a boxCOGEMA·Filed 2000·Granted Apr 22, 2003·1 cites·6 claims
- 0834US5606205AInduction module for an asynchronous linear electric motor and method for manufacturing sameFiled 1993·Granted Feb 25, 1997·13 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Bernard Defontaine files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →