Inventor
GEURTSEN RICHARD
US5 patents
⚠️ This page may combine multiple inventors who share the name “GEURTSEN RICHARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
COLUMBIA INSURANCE CO
4 patentsUS11447591B2Sep 20, 2022
Multi-stage latex particles with peg in outer stage
COLUMBIA INSURANCE CO2 citations69
US12473389B2Nov 18, 2025
Bio-based monomers and polymers made therefrom
COLUMBIA INSURANCE CO0 citations59
US11639406B2May 2, 2023
Acrylic resin with internal plasticizer
COLUMBIA INSURANCE CO0 citations59
US11718697B2Aug 8, 2023
Multi-stage latex particles with peg in outer stage
COLUMBIA INSURANCE CO0 citations58