Shigeru Yamaryo

Yamaha: 2 patents #11 of 106Top 15%

Overall (1989): #15,734 of 140,708Top 15%

Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4848206	Key mechanism for a bass range clarinet	—	1989-07-18
4809580	Key mechanism for a bass clarinet	—	1989-03-07