Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7441532 | Four-stroke internal combustion engine having reduced noise emissions | Jeffrey P. Feist, Kayne Kowis, Elliot Matel, Robert James Rose, Marvin Vissers +2 more | 2008-10-28 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7441532 | Four-stroke internal combustion engine having reduced noise emissions | Jeffrey P. Feist, Kayne Kowis, Elliot Matel, Robert James Rose, Marvin Vissers +2 more | 2008-10-28 |