Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6629707 | Pipe jointing unit | Naoki Yamaguchi, Toshihiko Yamanaka | 2003-10-07 |
YK
Yoshiaki Kanoh
Overall (2003): #86,961 of 273,478Top 35%
1
Patents 2003