Inventor · Belmont, MA, US

Erich P. Ippen

15Patents
5h-index
43Co-inventors
66Inventor score

Filing activity: May 27, 1975 → May 11, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US5617434A Stretched-pulse fiber laser Emerging Cross-Sectional Technologies 90 Expired
US6574383B1 Input light coupler using a pattern of dielectric contrast distributed in at least two dimensions Performing Operations; Transporting 87 Expired
US6834134B2 Method and apparatus for generating frequency modulated pulses Electricity 53 Expired
US3978429A Mode-locked laser Electricity 19 Expired
US7421171B2 Efficient terahertz sources by optical rectification in photonic crystals and metamaterials exploiting tailored transverse dispersion relations Physics 6 Active
US6741619B1 Semiconductor elements for stabilizing laser output Electricity 5 Expired
US6937782B2 Polarization-stabilized all-optical switch Electricity 4 Expired
US8194709B2 High-repetition-rate guided-mode femtosecond laser Electricity 3 Active
US6590925B1 Double-chirped mirror systems and methods Electricity 1 Expired
US8515216B2 Integrated silicon-based nonlinear photodetector Electricity 1 Active
US10305253B2 Methods and apparatus for mode-locking on-chip lasers Electricity 0 Active
US6996299B2 All-frequency PMD compensator and emulator Electricity 0 Expired
US7289689B2 Combinatorial polarization scramblers for many segment PMD emulator Physics 0 Expired
US7466878B2 Integrated polarization controllers with nano-electromechanical dielectric pertubation Physics 0 Expired
US7260287B2 Nano-electromechanical high-index contrast Physics 0 Expired

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