WK

William Kinzie

PC Polyplus Co.: 3 patents #2 of 5Top 40%
Overall (All Time): #886,222 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5900203 Method of making load-bearing structures Donald G. Needham, James H. Harris 1999-05-04
5888612 Load-bearing structures Donald G. Needham, James H. Harris 1999-03-30
5607531 Filament coating process Donald G. Needham, James H. Harris 1997-03-04
5527585 Molded structure Donald C. Needham, Bill V. Smith 1996-06-18
5405567 Molding of articles from plastics Donald G. Needham, Bill V. Smith 1995-04-11
D355064 Pallet Bill V. Smith, Donald G. Needham 1995-01-31