Inventor · disambiguated record

Hevre Lefevre

Also filed as: LEFEVRE HEVRE

1 granted patent·2 citations·filing 1990–1990

20Inventor score

Technology areasG01C

Files withTHOMSON CSF1

Top patents by PatentIndex Score

1 record

0123US5009504AMonomode optical fiber ring interferometric device with semiconductor diode as light energy emission-reception/amplification meansTHOMSON CSF·Filed 1990·Granted Apr 23, 1991·2 cites·2 claims

Join the waitlist — get patent alerts

Get an alert when Hevre Lefevre 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 →