Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10424275 | Upright piano | Keiichi Fukatsu, Azumi Yoshida, Hitoshi Izutani, Taishi SHINOHARA | 2019-09-24 |
HK
Hiroshi Komada
Overall (All Time): #4,139,157 of 4,157,543Top 100%
1
Patents All Time