Masaharu Ohno

Yamaha: 2 patents #14 of 162Top 9%

Overall (1994): #25,512 of 165,921Top 20%

Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
D353611	Electronic drum	—	1994-12-20
D350762	Electronic drum	—	1994-09-20