Masatoshi Amai

Pioneer: 2 patents #761 of 1,730Top 45%

Pioneer Electronic: 1 patents #1,093 of 1,840Top 60%

Overall (All Time): #1,583,480 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
D577005	Loudspeaker	—	2008-09-16
D577006	Loudspeaker	—	2008-09-16
D420353	Tone controller	—	2000-02-08