AC

Allan Chiwan Cheung

LI Lexmark International: 4 patents #557 of 1,615Top 35%
📍 Lexington, KY: #706 of 2,526 inventorsTop 30%
🗺 Kentucky: #2,672 of 11,577 inventorsTop 25%
Overall (All Time): #1,271,870 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6363172 Combined color halftoning Scott Michael Heydinger 2002-03-26
6307647 Digital halftoning with error diffusion Scott Michael Heydinger, Shaun Timothy Love 2001-10-23
5973803 Combined color halftoning Scott Michael Heydinger 1999-10-26
5930010 Method and apparatus for color halftoning using different halftoning techniques for halftoning different dot planes Scott Michael Heydinger, Steven Frank Weed 1999-07-27