Inventor · Chongqing, CN

Heping Zeng

36Patents
1h-index
44Co-inventors
57Inventor score

Filing activity: Oct 16, 2001 → Nov 21, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6941072B2 Compact optical multiplexer/demultiplexer Electricity 6 Expired
US11370657B2 Method and apparatus for manufacturing microfluidic chip with femtosecond plasma grating Performing Operations; Transporting 1 Active
US11500218B2 Three-port silicon beam splitter chip and its fabrication method Physics 1 Active
US11294256B2 Method and system for controlling optical frequency comb Electricity 1 Active
US12123836B2 Detection method and device based on laser-induced breakdown spectroscopy enhanced by 2D plasma grating Physics 1 Active
US11664635B2 Time and frequency method and system for optical comb Electricity 1 Active
US12149042B2 Method and system for automatically controlling mode-locking of a optical frequency comb Electricity 0 Active
US11944957B2 Glass fiber filter element for visible light photocatalysis and air purification and preparation method thereof Performing Operations; Transporting 0 Active
US11085824B2 Coherent anti-Stokes Raman scattering imaging method, and light source for the same Physics 0 Active
US12378660B2 Pulsed laser deposition method Chemistry; Metallurgy 0 Active
US12195841B2 Method for coating film by pulsed laser deposition with plasma grating Chemistry; Metallurgy 0 Active
US11899229B2 Method and apparatus for preparing femtosecond optical filament interference direct writing volume grating/chirped volume grating Physics 0 Active
US11646228B2 Stealth dicing method including filamentation and apparatus thereof Performing Operations; Transporting 0 Active
US11965827B2 Hyperspectral imaging method and apparatus Physics 0 Active
US12276613B2 Multipulse-induced spectroscopy method and device based on femtosecond plasma grating Physics 0 Active
US11579091B2 Non-contact spatial super-resolution coherent Raman spectrometric imaging method Physics 0 Active
US11598917B2 Silicon nitride phased array chip based on a suspended waveguide structure Physics 0 Active
US12366659B2 Ultra-high speed time-frequency fourier laser velocimetry method and system Electricity 0 Active
US12312676B2 Processing method and apparatus for ultrafast laser deposition of multilayer film including diamond-like carbon film, anti-reflection film and anti-fingerprint film Chemistry; Metallurgy 0 Active
US11621534B2 Laser gain optical fiber heat-dissipating device Electricity 0 Active
US12090576B2 Device and method for processing micro-channel on microfluidic chip using multi-focus ultrafast laser Performing Operations; Transporting 0 Active
US11465911B2 Method for preparing ceramic material Emerging Cross-Sectional Technologies 0 Active
US12017213B2 Device and method for direct printing of microfluidic chip based on large-format array femtosecond laser Physics 0 Active
US11306030B2 Method for preparing graphene-CCTO based ceramic composite dielectric material Chemistry; Metallurgy 0 Active
US11866335B2 Method for preparing graphene based composite wave-absorbing composite material Chemistry; Metallurgy 0 Active

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