AB

Arthur J. Birchenough

ZT Zin Technologies: 2 patents #3 of 8Top 40%
Overall (All Time): #1,908,086 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10657947 Integrated broadband acoustic attenuator Bart F. Zalewski, William B. Dial 2020-05-19
9697817 Tunable acoustic attenuation Bart F. Zalewski, William B. Dial 2017-07-04