Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11430000 | Online system with browser executable | Damon Ryan Depaolo, Payton A. Shubrick | 2022-08-30 |
| 7169266 | Low headroom coke drum unheading device | Gerald Bryant, Michael B. Knowles, David W. Malek, Samuel A. Martin, Leslie P. Antalffy | 2007-01-30 |
| 6264829 | Low headroom coke drum deheading device | Leslie P. Antalffy, Gerald Bryant, Michael B. Knowles, David W. Malek, Samuel A. Martin | 2001-07-24 |
| 6138319 | Cover and wiper for a rear vehicle light | — | 2000-10-31 |
| 6099021 | Accessory for supporting a wheelchair in a stable reclined position | — | 2000-08-08 |
| 5975572 | Wheel and tire safety guard | — | 1999-11-02 |
| 5785843 | Low headroom coke drum deheading device | Leslie P. Antalffy, Gerald Bryant, Michael B. Knowles, David W. Malek, Samuel A. Martin | 1998-07-28 |
| 5628603 | Automated chute system | Leslie P. Antalffy, Michael B. Knowles, David W. Malek, Samuel A. Martin | 1997-05-13 |
| 5244222 | Collapsible wheelchair | — | 1993-09-14 |
| 4239507 | Method of separation of a gas from a gas mixture | Jacques Machefer, Jacques Mauvisseau, Pierre Plurien | 1980-12-16 |