DS

Douglas Swingley

SM Spears Manufacturing: 1 patents #2 of 4Top 50%
📍 Santa Clarita, CA: #30 of 99 inventorsTop 35%
🗺 California: #26,007 of 66,859 inventorsTop 40%
Overall (2021): #469,943 of 548,734Top 90%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11149874 Valve operator assembly Wayne Spears, David Glover 2021-10-19