Patent assignee · FR · GOVERNMENT

L'Etat Francais represente par le Ministre des P.T.T.

6Patents
0Active
6Granted
30Portfolio score

Filing activity: Nov 20, 1984 → Jul 25, 1990

Most-cited patents

PatentTitleAreaCited byStatus
US4767174A Process and device for connecting an optical fibre and an integrated optical component comprising a wave guide Physics 50 Expired
US4864560A System for changing priority of information Electricity 37 Expired
US4899162A Omnidirectional cylindrical antenna Emerging Cross-Sectional Technologies 36 Expired
US5043806A "Method of processing and transmitting over a ""MAC"" type channel a sequence of pairs of sterescopic television images" Electricity 28 Expired
US4627064A Mixed oxides for tunable lasers Chemistry; Metallurgy 10 Expired
US4804924A Digital double demodulator Electricity 6 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.