Inventor · Brooklyn, NY, US

Yangjin Ma

45Patents
9h-index
27Co-inventors
67Inventor score

Filing activity: Jun 29, 2015 → Dec 17, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US10520672B2 Optical hybrid Physics 16 Active
US11509397B2 Balanced photonic architectures for matrix computations Physics 14 Active
US9470844B1 Low loss high extinction ratio on-chip polarizer Physics 13 Active
US10126498B1 Optical hybrid Physics 13 Active
US9739938B2 Shielded photonic integrated circuit Physics 11 Active
US9606293B2 Bent taper with varying widths for an optical waveguide Physics 11 Active
US10545288B2 Integrated on-chip polarizer Physics 10 Active
US10742324B1 Bias control of optical modulators Electricity 10 Active
US10670939B2 Wavelength locker Physics 9 Active
US9810840B2 Integrated on-chip polarizer Physics 7 Active
US9874696B2 Integrated polarization splitter and rotator including a third region for tuning the polarization dependent loss of output transverse electric signals Physics 6 Active
US9746609B2 Integrated on-chip polarizer Physics 5 Active
US10466567B1 Optical waveguide modulator Physics 5 Active
US10901148B2 Optical hybrid Physics 5 Active
US10831081B2 Optical waveguide modulator Physics 4 Active
US9557486B2 Optimized 2×2 3dB multi-mode interference coupler Physics 4 Active
US10502895B2 Integrated on-chip polarizer Physics 3 Active
US10215920B2 Integrated on-chip polarizer Physics 3 Active
US11327384B2 Coupling modulated micro-ring resonator modulator Physics 3 Active
US9841561B2 Bent taper with varying widths for an optical waveguide Physics 3 Active
US9739947B2 Multi-mode interference coupler Physics 3 Active
US9829632B2 Bent and tapered optical waveguide for mode converter and polarization rotator Physics 3 Active
US10228514B2 Mode converting bent taper with varying widths for an optical waveguide Physics 2 Active
US10578801B2 Mode converting bent taper with varying widths for an optical waveguide Physics 2 Active
US10261254B2 Integrated on-chip polarizer Physics 2 Active

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