Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7162902 | Method for drawing brass-plated steel wire | Ryuzo Oosawa, Tadasi Honna | 2007-01-16 |
| 6082163 | Multiple slip type wet-drawing process | — | 2000-07-04 |
HH
Hisakatsu Hara
Overall (All Time): #2,153,308 of 4,157,543Top 55%
2
Patents All Time