YH

Yoshikazu Honji

Yamaha: 2 patents #11 of 125Top 9%
Overall (2024): #100,522 of 561,600Top 20%
2
Patents 2024

Issued Patents 2024

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12073817 Sound absorbing member, sound absorbing apparatus, and sound absorbing structure Kiyoyuki TOMIMATSU 2024-08-27
11869473 Hollow structure and resonant sound reducing body Azumi Yoshida 2024-01-09