Inventor · disambiguated record
Frederic Berthault
Also filed as: BERTHAULT FREDERIC
5 granted patents·171 citations·filing 1992–2011
83Inventor score
Top patents by PatentIndex Score
5 records- 0187US6738480B1Method and device for cancelling stereophonic echo with frequency domain filteringMATRA NORTEL COMMUNICATIONS·Filed 2000·Granted May 18, 2004·59 cites·24 claims
- 0276US5668556ALow-orbit satellite communications system for terminalsALCATEL ESPACE·Filed 1996·Granted Sep 16, 1997·61 cites·26 claims
- 0354US5625867AMethod of handing off traffic in a low orbit satellite communication system serving terminals and communication system using a method of this kindALCATEL ESPACE·Filed 1992·Granted Apr 29, 1997·41 cites·8 claims
- 0437US8988659B2Optoelectronic device for observing and/or aiming at a scene, comprising a rangefinder, and related range-finding methodBERTHAULT FREDERIC·Filed 2011·Granted Mar 24, 2015·2 cites·10 claims
- 0537US6038447AMethod of handing off traffic in a low orbit satellite communication system serving terminals and communication system using a method of this kindALCATEL ESPACE·Filed 1997·Granted Mar 14, 2000·8 cites·7 claims
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