Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8950324 | Apparatus and method for microcontact printing using a pressurized roller | Tracie J. Berniard, Matthew H. Frey, Mikhail L. Pekurovsky, Richard W. Greger, Daniel P. Meehan +1 more | 2015-02-10 |
| 8789981 | Light directing expandable envelope | Michael R. Harms, Justin W. Wilhelm, Lars A. Smeenk, Mark H. Smith, Luis A. Aguirre +2 more | 2014-07-29 |
| 8375951 | Buckle and respirator using such buckle, having a deformable cinch bar, and method | Yonas Gebrewold, Michael K. Domroese, Dwayne D. Daugaard, Daniel J. Stepan | 2013-02-19 |
| 8118026 | Filtering face-piece respirator support structure that has living hinges | Yonas Gebrewold, Thomas G. Skulley, Erik J. Johnson, Dwayne D. Daugaard, Daniel J. Stepan +1 more | 2012-02-21 |
| 8066006 | Filtering face-piece respirator having nose clip molded into the mask body | Dwayne D. Daugaard, Daniel J. Stepan, Yonas Gebrewold, Michael K. Domroese | 2011-11-29 |
| 7204365 | Conveyor belt cleaning system | Smarajit Mitra, Jerald W. Hall, Jr., Alexander C. Tsuei | 2007-04-17 |
| 7114610 | Conveyor belt cleaning system | Smarajit Mitra, Jerald W. Hall, Jr., Alexander C. Tsuei | 2006-10-03 |
| 7055675 | Conveyor belt cleaning system | Smarajit Mitra, Jerald W. Hall, Jr., Alexander C. Tsuei | 2006-06-06 |