Inventor · Koganei, JP

Shinya Sasaki

94Patents
19h-index
136Co-inventors
87Inventor score

Filing activity: Feb 26, 1986 → Dec 28, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5500756A Optical fiber transmission system and supervision method of the same Electricity 117 Expired
US5515196A Optical intensity and phase modulators in an optical transmitter apparatus Physics 87 Expired
USD841712S1 Industrial robot General 54 Active
US5323258A Homodyne optical receiver equipment Electricity 47 Expired
USD841065S1 Industrial robot General 41 Active
US5305134A Optical frequency division multiplexing transmitter and optical frequency division multiplexing transmission apparatus Electricity 38 Expired
US6810160B2 Optical wiring substrate, method of manufacturing optical wiring substrate and multilayer optical wiring Physics 34 Expired
US5555477A Optical transmission system constructing method and system Electricity 32 Expired
US6296492A Receptacle for coaxial plug connector Electricity 32 Expired
US5396361A Frequency separation stabilization method for optical heterodyne or optical homodyne communication Electricity 30 Expired
USD911408S1 Industrial robot General 28 Active
US6700910B1 Wavelength tunable laser and optical device Electricity 28 Expired
US5408349A Optical frequency division multiplexing transmission system Electricity 26 Expired
US4812776A System for amplifying and shaping optical pulses Electricity 24 Expired
US6532320B1 Equipments, transpondor and methods for optical fiber transmission Electricity 24 Expired
US5113524A Quantum state control apparatus, optical receiver and optical communication system Electricity 22 Expired
US5606445A Optical transmission system Electricity 22 Expired
US6414280B1 Heat treatment method and heat treatment apparatus Electricity 21 Expired
US5274490A Optical transmitter, optical receiver and optical transmission apparatus and control method of optical receiver Electricity 20 Expired
US5144467A Optical tuning method and apparatus suitable for selective reception of optical frequency division multiplex signals Electricity 15 Expired
US6922508B2 Optical switching apparatus with adiabatic coupling to optical fiber Physics 15 Expired
US6397667B1 Surface property measuring device Physics 14 Expired
US7653311B2 Optical wavelength add-drop multiplexer Electricity 14 Active
US5023950A Optical transmitter, optical receiver and optical transmission apparatus and control method of optical receiver Electricity 14 Expired
US5812289A Optical repeater and optical transmitter Electricity 14 Expired

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