JR

John Parker Richey

LI Lexmark International: 3 patents #21 of 232Top 10%
📍 Lexington, KY: #18 of 233 inventorsTop 8%
🗺 Kentucky: #41 of 795 inventorsTop 6%
Overall (2003): #27,865 of 273,478Top 15%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6661981 Method and apparatus for controlling transfer belt velocity of a color printer Richard M. Boothe, Danny Keith Chapman, Mark A. Omelchenko, Gregory Lawrence Ream 2003-12-09
6580881 Method of detecting waste toner in a container of an image forming apparatus Matthew Christopher Coriale, Jonathan C. Frey, Harald Portig, Wen-hsiung Adam Tseng, Liqun Larry Wang 2003-06-17
6560434 Intermediate transfer member motion control via surface wheel feedback Danny Keith Chapman, Brian Anthony Reichert 2003-05-06