Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6595724 | Tunnel excavating machine and excavating method | Hirohiko Obayashi | 2003-07-22 |
SK
Shinichi Konda
Overall (2003): #120,261 of 273,478Top 45%
1
Patents 2003