Inventor
VIRKKUNEN VILLE
FI22 patents
⚠️ This page may combine multiple inventors who share the name “VIRKKUNEN VILLE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BOREALIS AG
20 patentsUS9469700B2Oct 18, 2016
Polymerisation process and catalyst
BOREALIS AG7 citations82
US11542346B2Jan 3, 2023
Catalysts for olefin polymerization
BOREALIS AG4 citations73
US9598517B2Mar 21, 2017
Catalysts
BOREALIS AG3 citations72
US9469699B2Oct 18, 2016
Catalysts
BOREALIS AG3 citations72
US11078304B2Aug 3, 2021
Process for preparing heterophasic propylene copolymers
BOREALIS AG3 citations71
US9475890B2Oct 25, 2016
Catalyst
BOREALIS AG4 citations71
US12312368B2May 27, 2025
Preparation of catalyst system
BOREALIS AG0 citations61
US11807655B2Nov 7, 2023
Catalysts
BOREALIS AG1 citations61
US12479875B2Nov 25, 2025
Preparation of catalyst system
BOREALIS AG0 citations60
US12319772B2Jun 3, 2025
Catalysts
BOREALIS AG0 citations60
US12473320B2Nov 18, 2025
Catalyst system
BOREALIS AG0 citations58
US12415912B2Sep 16, 2025
Filled polypropylene (PP) compositions with improved thermo-mechanical properties
BOREALIS AG0 citations51
US11702487B2Jul 18, 2023
Process for preparing propylene polymers
BOREALIS AG0 citations51
US11352376B2Jun 7, 2022
Catalysts
BOREALIS AG0 citations51
US9988323B2Jun 5, 2018
Catalyst
BOREALIS AG0 citations50
US9630980B2Apr 25, 2017
Asymmetrical ligands
BOREALIS AG0 citations50
US9598516B2Mar 21, 2017
Catalyst
BOREALIS AG1 citations50
US11643427B2May 9, 2023
Catalysts
BOREALIS AG0 citations49
US10113021B2Oct 30, 2018
Propylene random copolymer
BOREALIS AG0 citations41
US9469708B2Oct 18, 2016
Polymerisation process
BOREALIS AG0 citations36