Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8298424 | Apartment-shaped anaerobic digester for producing biogas | Sang Bum Lee | 2012-10-30 |
| 7087775 | Method for preparation of organic chelate | Sang Bum Lee | 2006-08-08 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8298424 | Apartment-shaped anaerobic digester for producing biogas | Sang Bum Lee | 2012-10-30 |
| 7087775 | Method for preparation of organic chelate | Sang Bum Lee | 2006-08-08 |