DH

Daniel R. Higgins

📍 Tigard, OR: #37 of 93 inventorsTop 40%
🗺 Oregon: #1,685 of 4,132 inventorsTop 45%
Overall (2018): #445,511 of 503,207Top 90%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9964303 Combustion boiler with pre-drying fuel chute Eugene Sullivan 2018-05-08