Inventor
TIPPMANN DONNA C
US6 patents
⚠️ This page may combine multiple inventors who share the name “TIPPMANN DONNA C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HOLCIM TECHNOLOGY LTD
3 patentsUS11987986B2May 21, 2024
Multi-layered thermoplastic roofing membranes
HOLCIM TECHNOLOGY LTD5 citations73
US12428842B2Sep 30, 2025
Multi-layered thermoplastic roofing membranes
HOLCIM TECHNOLOGY LTD1 citations63
US12391029B2Aug 19, 2025
Thermoplastic roofing membranes for fully-adhered roofing systems
HOLCIM TECHNOLOGY LTD0 citations60
FIRESTONE BUILDING PROD CO LLC
3 patentsUS11242684B2Feb 8, 2022
Thermoplastic roofing membranes for fully-adhered roofing systems
FIRESTONE BUILDING PROD CO LLC5 citations65
US11987025B2May 21, 2024
Thermoplastic roofing membranes for fully-adhered roofing systems
FIRESTONE BUILDING PROD CO LLC1 citations60
US12220898B2Feb 11, 2025
Thermoplastic roofing membranes adapted for adhesion to polar adhesives
FIRESTONE BUILDING PROD CO LLC0 citations50