John R. Alpiser

DR Digital Recorders: 1 patents #5 of 8Top 65%

Overall (All Time): #2,258,535 of 4,157,543Top 55%

Patents All Time

Issued Patents All Time

Patent #	Title	Co-Inventors	Date
D392223	Mobile radio broadcast trailer	Joanne D. Alpiser	1998-03-17
D340681	Solar powered broadcast trailer	Joanne D. Alpiser, Virgil D. Duncan, Tanya L. Johnson	1993-10-26