Inventor · disambiguated record

Dufresne De Virel

Also filed as: DE VIREL DUFRESNE

2 granted patents·13 citations·filing 1986–2002

57Inventor score

Technology areasG01S G02B

Files withSAGEM DEFENSE SECURITE1 THOMSON CSF1

Top patents by PatentIndex Score

2 records

0138US7053993B2Laser pointing sighting system with designator range finderSAGEM DEFENSE SECURITE·Filed 2002·Granted May 30, 2006·6 cites·11 claims
0230US4707736ASelf alignment device for an optical infrared image observation systemTHOMSON CSF·Filed 1986·Granted Nov 17, 1987·7 cites·8 claims

Join the waitlist — get patent alerts

Get an alert when Dufresne De Virel 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 →