Inventor · Suwanee, GA, US

Yeming Gu

24Patents
10h-index
21Co-inventors
75Inventor score

Filing activity: Nov 10, 1998 → Jul 18, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US6313917A Produce data collector and produce recognition system Physics 64 Expired
US6332573A Produce data collector and produce recognition system Physics 41 Expired
US6606579B1 Method of combining spectral data with non-spectral data in a produce recognition system Physics 33 Expired
US6505775B1 Produce data collector with enhanced LVF spectrometer Physics 30 Expired
US6431446B1 Produce recognition system and method Physics 29 Expired
US6409085B1 Method of recognizing produce items using checkout frequency Physics 16 Expired
US6866197B1 Optical scanner having enhanced item side coverage Physics 15 Expired
US6373574B1 Linear variable filter spectrometer Physics 14 Expired
US6529855B1 Produce recognition system and method Physics 13 Expired
US7059527B2 Methods and apparatus for using imaging information to improve scanning accuracy in bar code scanners Physics 11 Expired
US6658138B1 Produce texture data collecting apparatus and method Physics 10 Expired
US6616044B1 Methods and apparatus for obtaining imaging information in bar code scanners Physics 10 Expired
US6845910B2 Produce recognition system and method Physics 10 Expired
US6827266B2 Methods and apparatus for using imaging information to improve scanning accuracy in bar code scanners Physics 10 Expired
US6601767B1 Ambient light sensing apparatus and method for a produce data collector Physics 7 Expired
US8708496B2 Methods for imaging ocular devices using optical coherence tomography Physics 2 Active
US6508405B1 Methods and apparatus for area weighted means processing of barcode signals Physics 2 Expired
US9057595B2 Combination of mirror images to improve signal quality for contact lenses Physics 1 Active
US10994505B2 Method for manufacturing toric contact lenses Performing Operations; Transporting 0 Active
US11207854B2 Method for manufacturing toric contact lenses Physics 0 Active
US12429712B2 Contact lenses with surfaces having different softness Performing Operations; Transporting 0 Active
US10859465B2 Method and apparatus for the measurement of the refraction index of a hydrogel contact lens Physics 0 Active
US12072556B2 Contact lenses with surfaces having different softness Performing Operations; Transporting 0 Active
US11585723B2 Cuvette for optical lens analyses Physics 0 Active

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