Inventor
JR., Carl E. WATKINS
Inventor
US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E04Dprimary
E04DRoof coverings30%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form22%
C09JAdhesives17%
B29CShaping or joining of plastics9%
B29LIndexing scheme associated with subclass b29c, relating to particular articles9%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications9%
E04BGeneral building constructions4%
PatentTitleYear
12,503,856—202512,385,253Fabric-backed roofing membrane composite202512,173,509Method of reroofing202412,006,692Fully-adhered roof system adhered and seamed with a common adhesive202411,787,124Process for preparing construction articles with cured pressure-sensitive adhesives202311,624,189Fully-adhered roof system adhered and seamed with a common adhesive202311,400,658Process for preparing construction articles with cured pressure-sensitive adhesives2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2025Patents assigned to HOLCIM TECHNOLOGY LTD (6)· patent assignee history
2022Patents assigned to FIRESTONE BUILDING PROD CO LLC (1)· patent assignee history
2022–2025Based in US· patent location history
2025Patents assigned to AMRIZE TECH SWITZERLAND LLC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HOLCIM TECHNOLOGY LTD | 6 | 2022–2025 |
| AMRIZE TECH SWITZERLAND LLC | 1 | 2025 |
| FIRESTONE BUILDING PROD CO LLC | 1 | 2022 |
Locations
| Location | Patents | Span |
|---|---|---|
| US | 7 | 2022–2025 |