Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4402552 | Open surface flotation method for extracted crude oil | Fun-Den Wang | 1983-09-06 |
| 4302051 | Open surface flotation method | Fun-Den Wang | 1981-11-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4402552 | Open surface flotation method for extracted crude oil | Fun-Den Wang | 1983-09-06 |
| 4302051 | Open surface flotation method | Fun-Den Wang | 1981-11-24 |