VW

Vern Witthuhn

WARF: 3 patents #656 of 4,123Top 20%
📍 Madison, WI: #1,523 of 4,527 inventorsTop 35%
🗺 Wisconsin: #13,258 of 40,088 inventorsTop 35%
Overall (All Time): #1,638,734 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5837481 Microbial system for formaldehyde sensing and remediation Timothy James Donohue, Robert D. Barber 1998-11-17
5834300 Microbial system for formaldehyde sensing and remediation Timothy James Donohue, Robert D. Barber 1998-11-10
5747328 Microbial system for formaldehyde sensing and remediation Timothy James Donohue, Robert D. Barber 1998-05-05