BW

Benjamin K. Wiersum

📍 Bolingbrook, IL: #21 of 60 inventorsTop 35%
🗺 Illinois: #3,003 of 9,120 inventorsTop 35%
Overall (2019): #529,126 of 560,194Top 95%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10469949 Loudspeaker impedance matching device for non-permanent applications — 2019-11-05