MS

Michael Joseph Spenner

HI Harman International Industries, Incorporated: 2 patents #383 of 1,027Top 40%
📍 Eureka, MO: #46 of 119 inventorsTop 40%
🗺 Missouri: #8,863 of 23,789 inventorsTop 40%
Overall (All Time): #1,999,625 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9525929 Variable occlusion headphones Seth D. Burgett 2016-12-20
9258678 Closed loop athlete training system Seth D. Burgett, Effrosini A. Karayiannis, Richard J. Daniels 2016-02-09