Inventor · Paris, FR

Yann Frignac

7Patents
3h-index
7Co-inventors
39Inventor score

Filing activity: Feb 27, 2001 → Apr 15, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US6909531B2 Optical (de-)interleaver and method of (de-)interleaving optical signals Physics 7 Expired
US6748134B2 Frequency allocation scheme and transmission system for polarization and wavelength division multiplexed signals with left and right side filtering Electricity 6 Expired
US7277648B2 Network element for use in an optical communication network, in particular a DWDM communication network Electricity 4 Expired
US7177545B2 Optical filter and transmission system incorporating an optical filter Electricity 2 Expired
US7319823B2 Modulation scheme and transmission system for NRZ signals with left and right side filtering Electricity 1 Expired
US6738580B2 Wavelength division multiplex transmission system using asymmetrical filtering Electricity 1 Expired
US7302194B2 Optical filter and transmission system incorporating an optical filter Electricity 0 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.