Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4674281 | Method of power generation and its apparatus utilizing gravitation force and buoyancy | Myung-Kyu Kim, Se Eun Lee | 1987-06-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4674281 | Method of power generation and its apparatus utilizing gravitation force and buoyancy | Myung-Kyu Kim, Se Eun Lee | 1987-06-23 |