Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4955237 | Method and apparatus for measurement of in-situ horizontal stress by freezing of the ground in-situ | Yoshio Suzuki, Munenori Hatanaka, Yorio Makihara | 1990-09-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4955237 | Method and apparatus for measurement of in-situ horizontal stress by freezing of the ground in-situ | Yoshio Suzuki, Munenori Hatanaka, Yorio Makihara | 1990-09-11 |