Inventor

WILLEMS MARIA JOHANNA

NL6 patents

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

SABIC GLOBAL TECHNOLOGIES BV

2 patents

US12202955B2Jan 21, 2025

Polyethylene foam composition

SABIC GLOBAL TECHNOLOGIES BV0 citations51

US9951200B2Apr 24, 2018

Thermoplastic compositions suitable for use in films

SABIC GLOBAL TECHNOLOGIES BV0 citations45

SAUDI BASIC IND CORP

2 patents

US9902845B2Feb 27, 2018

Catalyst composition and method for preparing the same

SAUDI BASIC IND CORP0 citations46

US9321864B2Apr 26, 2016

Catalyst composition and method for preparing the same

SAUDI BASIC IND CORP1 citations46

NOVA CHEM INT SA

1 patent

US6153658ANov 28, 2000

Process for the preparation of polymer particles

NOVA CHEM INT SA10 citations66

SHELL OIL CO

1 patent

US5686497ANov 11, 1997

Expandable beads based on a polymer of a vinylaromatic compound containing blowing agent and plasticizer

SHELL OIL CO5 citations55