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JK

Jonathan Kowalchuk

Yarmouth, CA: #1 of 1 inventorsTop 100%
Overall (2023): #387,832 of 537,848Top 75%
1 Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11585065 Vadir barrier: a concrete slab underlayment with all-in-one void form, air barrier, drainage plane, insulation and radon protection 2023-02-21