Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1082874 | Cutting tool | Hideo Maeno, Junya Okida | 2025-07-08 |
| 11937535 | Mower unit | Masaki Takaoka, Junki Nakao, Akihito Mihara, Yusaku Matsuoka | 2024-03-26 |
YH
Yuki Hirotsu
Sumitomo Electric Hardmetal: 1 patents #204 of 278Top 75%
Overall (All Time): #1,724,579 of 4,157,543Top 45%
2
Patents All Time