Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11951061 | Telescoping massage roller and assembly of a physical fitness cage with a telescoping massage roller | — | 2024-04-09 |
| 10799419 | Telescoping massage roller and assembly of a physical fitness cage with a telescoping massage roller | — | 2020-10-13 |
| 8733841 | Zero turn lawnmower mounting support arm | — | 2014-05-27 |
| 8479337 | Wheelchair bound person's riding lawnmower mounting apparatus | — | 2013-07-09 |
| 6822763 | Multiple function calibration for document scanner | Christopher Spencer, Michael Poirier, Timothy G. Shelhart | 2004-11-23 |
| 5951005 | Air corrugated stacking | David A. Bartman, Paul M. Achtziger | 1999-09-14 |
| 5223902 | Heat and pressure fuser incorporating a moisture collection and removal system | Charles J. Chodak, William E. Kramer | 1993-06-29 |
| 5212529 | Heat and pressure fuser | David A. Bartman, Albert E. Andrews, Emilio J. Giuseppetti, Paul M. Achtziger, Paul J. Rowe +1 more | 1993-05-18 |
| 5190279 | Copy output stacker for engineering size copies | David A. Bartman, Albert E. Andrews | 1993-03-02 |
| 5188352 | Copy output stacker for engineering size copies | David A. Bartman, Albert E. Andrews | 1993-02-23 |
| 5096676 | Crystal growing apparatus | Alexander Donald Meiklem McPherson | 1992-03-17 |
| 5089852 | Neutral pressure magnet roll type developing unit | Eugene J. Manno, John A. Wargo | 1992-02-18 |
| 4822978 | Fuser system utilizing a pressure web | Michael A. McManus, Robert J. Remis | 1989-04-18 |
| 4384717 | Mobius strip puzzle | — | 1983-05-24 |