Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5988629 | Control for a sheet stack supporting platform | Leroy E. Burlew, Michael T. Dobbertin, Henry P. Mitchell, Jr. | 1999-11-23 |
| 5876030 | Apparatus for facilitating handling tab stock in a top feed vacuum corrugated feeder | Michael T. Dobbertin, Henry P. Mitchell, Jr., James D. Shifley, Miguel A Triana | 1999-03-02 |
| 5344133 | Vacuum belt feeder having a positive air pressure separator and method of using a vacuum belt feeder | Gregory Jantsch, James D. Shifley, Michael T. Dobbertin, Larry J. Mortellaro, Henry P. Mitchell, Jr. | 1994-09-06 |