Inventor

LEFAS JOHN

US4 patents

⚠️ This page may combine multiple inventors who share the name “LEFAS JOHN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

INGENIA POLYMERS CORP

2 patents

US8361361B2Jan 29, 2013

Foaming agents for thermoplastic resins and method of preparing same

INGENIA POLYMERS CORP0 citations41

US8021585B2Sep 20, 2011

Liquid compositions of polymer additives and method for their preparation

INGENIA POLYMERS CORP0 citations37

WEDTECH USA INC

1 patent

US5928584AJul 27, 1999

Foamable compositions for rotational molding

WEDTECH USA INC21 citations84

D UVA SALVATORE

1 patent

US9193838B2Nov 24, 2015

High concentration pelletized additive concentrates for polymer

D UVA SALVATORE2 citations49