WD

William B. Dial

ZT Zin Technologies: 5 patents #2 of 8Top 25%
Overall (All Time): #972,786 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10720136 Layered chamber acoustic attenuation Bart F. Zalewski 2020-07-21
10657947 Integrated broadband acoustic attenuator Bart F. Zalewski, Arthur J. Birchenough 2020-05-19
9697817 Tunable acoustic attenuation Bart F. Zalewski, Arthur J. Birchenough 2017-07-04
9378721 Low frequency acoustic attenuator and process for making same Bart F. Zalewski 2016-06-28
8663770 Bonded and stitched composite structure Bart F. Zalewski 2014-03-04