RB

Richard T. Butchart

📍 Port Ludlow, WA: #7 of 25 inventorsTop 30%
🗺 Washington: #35,300 of 76,902 inventorsTop 50%
Overall (All Time): #2,066,429 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8376084 Structure having a compactable walkway Leo L. Castagno, Schyler C. Porter, Bron D. Wescott 2013-02-19
7753171 Structure having a compactable walkway Leo L. Castagno, Schyler C. Porter, Bron D. Wescott 2010-07-13