OUYANG, ZHENGBIAO

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G02F DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS 20113
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 19186

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0351,157 HIGH-CONTRAST PHOTONIC CRYSTAL "OR," "NOT" AND "XOR" LOGIC GATEJun 19, 17Dec 07, 17[G02B, G02F]
2017/0146,737 RIGHT-ANGLE WAVEGUIDE BASED ON CIRCULAR-HOLE-TYPE SQUARE-LATTICE PHOTONIC CRYSTAL AND DUAL COMPENSATION SCATTERING CYLINDERS WITH LOW REFRACTIVE INDEXDec 31, 16May 25, 17[G02B]
2017/0108,644 RIGHT-ANGLE WAVEGUIDE BASED ON SQUARE-CYLINDER-TYPE SQUARE-LATTICE PHOTONIC CRYSTAL AND DUAL COMPENSATION SCATTERING CYLINDERS WITH HIGH REFRACTIVE INDEXDec 30, 16Apr 20, 17[G02B]
2017/0108,646 RIGHT-ANGLE WAVEGUIDE BASED ON CIRCULAR-CYLINDER-TYPE SQUARE-LATTICE PHOTONIC CRYSTAL AND DUAL COMPENSATION SCATTERING CYLINDERS WITH HIGH REFRACTIVE INDEXDec 30, 16Apr 20, 17[G02B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9904010 Polarization independent optical switch with high extinction ratio based on slab photonic crystalsJun 18, 17Feb 27, 18[G02B, G02F]
9885939 TE optical switch based on slab photonic crystals with high degree of polarization and large extinction ratioJun 12, 17Feb 06, 18[G02F]
9880444 TM optical switch with high extinction ratio based on slab photonic crystalsJun 12, 17Jan 30, 18[G02F]

Expired/Abandoned/Withdrawn Patents

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