DD

Douglas F. DeVries

VS Ventec Life Systems: 1 patents #3 of 3Top 100%
📍 Kenmore, WA: #35 of 90 inventorsTop 40%
🗺 Washington: #5,269 of 14,769 inventorsTop 40%
Overall (2020): #488,578 of 565,922Top 90%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10576237 Active exhalation valve Shan E. Gaw 2020-03-03