Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6477882 | Forming machine | Yoshihisa Doi, Takeshi Tatsumi | 2002-11-12 |
| 6389868 | Forging die incorporated with a forging apparatus | Takeshi Tatsumi, Yoshihisa Doi | 2002-05-21 |
YN
Yuichi Nagao
Overall (2002): #33,670 of 266,432Top 15%
2
Patents 2002