Inventor
HAYWARD DONALD W
US9 patents
⚠️ This page may combine multiple inventors who share the name “HAYWARD DONALD W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PLASTIC TECHN INC
4 patentsUS5899392AMay 4, 1999
Decontamination of RPET through particle size reduction
PLASTIC TECHN INC18 citations89
US6553809B1Apr 29, 2003
Method and apparatus for detecting holes in plastic containers
PLASTIC TECHN INC7 citations70
US7040167B2May 9, 2006
Method and apparatus for detecting holes in plastic containers
PLASTIC TECHN INC4 citations59
US6997407B1Feb 14, 2006
Decontamination of RPET through particle size reduction
PLASTIC TECHN INC4 citations59
PHOENIX TECHNOLOGIES INT
3 patentsUS7380735B2Jun 3, 2008
Method for preparing extremely small particles of recycled polyethylene terephthalate
PHOENIX TECHNOLOGIES INT9 citations81
US7612161B2Nov 3, 2009
Method for treating extremely small particles of plastic
PHOENIX TECHNOLOGIES INT2 citations59
US7579431B2Aug 25, 2009
Method for treating extremely small particles of polyethylene terephthalate
PHOENIX TECHNOLOGIES INT0 citations49