Inventor · West Lafayette, IN, US

Zhen He

67Patents
5h-index
63Co-inventors
75Inventor score

Filing activity: Jun 19, 1997 → Apr 22, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US9204039B2 Image processing method and apparatus Electricity 66 Active
US7031025B1 Combined dot density and dot size modulation Electricity 38 Expired
US5989471A BGA mould assembly for encapsulating BGA substrates of varying thickness Performing Operations; Transporting 16 Expired
US8524402B2 Electricity generation using microbial fuel cells Emerging Cross-Sectional Technologies 14 Active
US8922695B2 Image processing method and apparatus Electricity 6 Active
US11281814B2 Screen-on method and related apparatus Emerging Cross-Sectional Technologies 2 Active
US7450270B2 Image data processing methods, hard imaging devices, and articles of manufacture Electricity 2 Active
US8009332B2 Apparatus and methods for two point tone reproduction curve calibration Electricity 2 Active
US11924834B2 Control channel monitoring and information element transmission methods and apparatuses, device and storage Electricity 2 Active
US8294964B2 CMYK to CMYKKpRGB transform for halftone dot overlap control Electricity 2 Active
US7511857B2 Halftoning method and system Electricity 2 Active
US7978371B2 Vector half-toning with minimum luminance variation dot formation Electricity 1 Active
US9130216B2 Integrated photo-bioelectrochemical systems Emerging Cross-Sectional Technologies 1 Active
US8179568B2 Minimizing dot graininess in dot-on-dot printing devices Electricity 1 Active
US11254612B2 Method of preparing nano-thin film of cement hydration product Chemistry; Metallurgy 1 Active
US7715044B2 Two-dimensional gray component replacement Electricity 1 Active
US9965086B2 Method for enabling function module of terminal, and terminal device Physics 1 Active
US11987363B2 Anti-crash helicopter seat integrating multiple protections Performing Operations; Transporting 1 Active
US9626592B2 Photographing method, photo management method and device Physics 0 Active
US9076073B2 Photographing method, photo management method and device Physics 0 Active
US11466361B2 Method of preparing hydrated calcium silicate nano-film Electricity 0 Active
US12368475B2 Parameter information determination method, communication node, and storage medium Electricity 0 Active
US11968549B2 Information determination method and signal receiving method and apparatus Electricity 0 Active
US12317261B2 Control channel monitoring and information element transmission methods and apparatuses, device and storage medium Electricity 0 Active
US12309102B2 Information sending method and apparatus, storage medium, and electronic apparatus Emerging Cross-Sectional Technologies 0 Active

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