Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9964012 | Method for sizing and positioning catalytic converter insulation | Stefano Plati, Gregory Kiyoshi Koyanagi | 2018-05-08 |
| 9926824 | Catalytic converter apparatus | Stefano Plati, Michael Decesare, Sarry Al-Turk, Amanda Sistilli, Gregory Kiyoshi Koyanagi | 2018-03-27 |
| 9846143 | Ion mobility method and apparatus | Diethard Bohme, Thomas R. Covey, Bradley B. Schneider | 2017-12-19 |
| 9260999 | Apparatus and method for engine backpressure reduction | Stefano Plati, Gregory Kiyoshi Koyanagi | 2016-02-16 |
| 9101878 | Catalytic converter apparatus | Stefano Plati, Michael Decesare, Sarry Al-Turk, Amanda Sistilli, Gregory Kiyoshi Koyanagi | 2015-08-11 |
| 9101881 | Catalytic converter apparatus | Stefano Plati, Michael Decesare, Sarry Al-Turk, Amanda Sistilli, Gregory Kiyoshi Koyanagi | 2015-08-11 |
| 8309032 | Catalytic converter apparatus | Stefano Plati, Michael Decesare, Sarry Al-Turk, Amanda Sistilli, Gregory Kiyoshi Koyanagi | 2012-11-13 |