David E. Zopf

📍 Lansing, MI: #84 of 487 inventorsTop 20%

🗺 Michigan: #22,048 of 86,293 inventorsTop 30%

Overall (All Time): #1,307,860 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
4531639	Manufacturing support and shipping package	—	1985-07-30
4369949	Loudspeaker pedestal	—	1983-01-25
4369950	Turntable support	—	1983-01-25
D255290	Golf bag club separator	—	1980-06-10