DH

Dean G. Hafeman

📍 San Bruno, CA: #40 of 109 inventorsTop 40%
🗺 California: #24,623 of 65,961 inventorsTop 40%
Overall (2022): #475,758 of 548,613Top 90%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11433212 Self-contained face mask system with automatic droplet dispenser for humidification Seongsik Chang 2022-09-06