Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7743827 | Remote operation wire line core sampling device | Isao Yamanaka, Hiroshi Tanaka, Takahiko Tsuchiya | 2010-06-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7743827 | Remote operation wire line core sampling device | Isao Yamanaka, Hiroshi Tanaka, Takahiko Tsuchiya | 2010-06-29 |