Inventor · Seoul, KR

Deok Ha Woo

31Patents
5h-index
66Co-inventors
72Inventor score

Filing activity: Nov 17, 2000 → Apr 12, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6804047B2 All-optical or gate embodied by using semiconductor optical amplifiers Electricity 10 Expired
US6624929B2 All-optical logic AND operation in a SOA-based Mach-Zehnder interferometer Physics 9 Expired
US6424438B1 Apparatus and method for realizing all-optical NOR logic device Emerging Cross-Sectional Technologies 7 Expired
US8999820B2 Fabricating method of carbon nanotube-based field effect transistor and carbon nanotube-based field effect transistor fabricated thereby Emerging Cross-Sectional Technologies 5 Active
US6801349B2 Implementation method of an all-optical half adder by using SOA-based devices and an apparatus thereof Electricity 5 Expired
US7123407B2 Apparatus and method for realizing all-optical NOR logic device using gain saturation characteristics of a semiconductor optical amplifier Electricity 4 Expired
US7248400B2 Embodying equipment and method for an all-optical or logic gate by using single SOA Physics 3 Expired
US6930826B2 All-optical XOR gate by using semiconductor optical amplifiers Physics 3 Expired
US9261714B2 Plasmonic all-optical switch and light control method using the same Emerging Cross-Sectional Technologies 3 Active
US9793677B1 Single pulse laser apparatus Electricity 2 Active
US9825421B2 Single pulse laser apparatus Electricity 2 Active
US9188485B1 Apparatus and method for extreme ultraviolet spectrometer calibration Physics 2 Active
US8818492B2 Apparatus and method for measuring ganglion cells Human Necessities 1 Active
US9188484B2 Apparatus and method for calibrating extreme ultraviolet spectrometer Physics 1 Active
US9124067B2 Pulse laser apparatus Electricity 1 Active
US7037739B2 Fabrication method of an epilayer structure InGaAsP/InP ridge waveguide phase modulator with high phase modulation efficiency Physics 1 Expired
US10130254B2 Cell-level retinal disease detection apparatus Physics 1 Active
US9844125B2 Apparatus for generating extreme ultra-violet beam using multi-gas cell modules Electricity 1 Active
US9994007B2 Apparatus for graphene wet transfer Performing Operations; Transporting 0 Active
US11390531B2 Mesoporous silica film structure having ultra-large pore and method of manufacturing the same Electricity 0 Active
US9831452B2 Method for forming PN junction in graphene with application of DNA and PN junction structure formed using the same Electricity 0 Active
US9442115B2 Method of analyzing binding efficiency of adhesive nanoparticles Physics 0 Active
US11946920B2 Hydrogen sensor having vertical nanogap structure and method for manufacturing the same Electricity 0 Active
US11458087B2 Method of isolating cannabidiol from Cannabis plant and use thereof Human Necessities 0 Active
US11649221B2 Method of isolating tetrahydrocannabinol from Cannabis plant and use thereof Human Necessities 0 Active

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