DS

David Shimko

RM Royal Appliance Mfg.: 3 patents #39 of 121Top 35%
📍 Greenville, OH: #42 of 203 inventorsTop 25%
🗺 Ohio: #13,499 of 73,341 inventorsTop 20%
Overall (All Time): #864,785 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
7873558 Methods and apparatus for determining an effect of a selection H. Brett Humphreys 2011-01-18
7860775 Method and apparatus for increasing investment return and asset liquidity H. Brett Humphreys 2010-12-28
7139730 System, method, and computer program product for collateral management operations Richard Apostolik, H. Brett Humphreys 2006-11-21
6347428 Hand-held wet/dry vacuum Jeffrey M. Kalman, David J. Boll, Michael F. Wright 2002-02-19
D443960 Portable wet/dry vacuum cleaner Jeffrey M. Kalman, David J. Boll, Michael F. Wright, Richard C. Farone, Robert A. Matousek +1 more 2001-06-19
6101671 Wet mop and vacuum assembly Michael F. Wright, Laurie M. Shumaker, Craig M. Saunders, Joseph Lazzara, Mark E. Cipolla +5 more 2000-08-15