Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4917034 | Carrying barge | Masahiko Miyamoto, Shinji TANAKA, Masami Mitsuse, Yoshihiro Masui | 1990-04-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4917034 | Carrying barge | Masahiko Miyamoto, Shinji TANAKA, Masami Mitsuse, Yoshihiro Masui | 1990-04-17 |