Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11047322 | Split exhaust engine with idle check valve | Joseph Norman Ulrey, John Erik Mikael Hellstrom, Daniel Paul Madison, Christopher John Piper | 2021-06-29 |
AC
Andres Ceballos
Overall (2021): #533,131 of 548,734Top 100%
1
Patents 2021