Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5033444 | Liquid butane fuel injection for internal combustion engines | Ray L. Kaufman, Harold I. Bisel | 1991-07-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5033444 | Liquid butane fuel injection for internal combustion engines | Ray L. Kaufman, Harold I. Bisel | 1991-07-23 |