Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11181031 | Muffler | Hiroaki Nakanishi | 2021-11-23 |
| 9261009 | Automotive muffler | Satoshi Watanabe, Hidenori Suzuki | 2016-02-16 |
HH
Hidenori Hamashima
Overall (All Time): #1,892,820 of 4,157,543Top 50%
2
Patents All Time