| 11795760 |
Ladder tripod assembly and system |
Mitchell I. Kieffer |
2023-10-24 |
| 10753149 |
Extendable / retractable ladder |
Mitchell I. Kieffer, Nathan L. Schlueter, Matthew J. Decker |
2020-08-25 |
| 10731413 |
Foldable ladder |
Mitchell I. Kieffer, Nathan L. Schlueter |
2020-08-04 |
| 10233692 |
Foldable ladder |
Mitchell I. Kieffer, Nathan L. Schlueter |
2019-03-19 |
| 10053912 |
Extendable / retractable ladder |
Mitchell I. Kieffer, Nathan L. Schlueter, Matthew J. Decker |
2018-08-21 |
| 9580959 |
Foldable ladder |
Mitchell I. Kieffer, Nathan L. Schlueter |
2017-02-28 |
| D767784 |
Hinge for a telescoping stepladder |
Mitchell I. Kieffer, Nathan L. Schlueter |
2016-09-27 |
| 9416591 |
Telescoping ladder with stabilizers |
Mitchell I. Kieffer |
2016-08-16 |
| D684278 |
Collapsible five legged stepstool |
Mitchell I. Kieffer, John Pat McCool, Matthew J. Decker, Matthew Kunkel |
2013-06-11 |
| 8225906 |
Extendable/retractable ladder |
Mitchell I. Kieffer, Nathan L. Schlueter, Matthew J. Decker |
2012-07-24 |
| 7854562 |
Internal feed manual paint brush |
Craig Peterson, Ross D. Rossner, Robert H. Bruno, Joseph Toro |
2010-12-21 |
| D624200 |
Step ladder |
Mitchell I. Kieffer, Nathan L. Schlueter, Matthew J. Decker |
2010-09-21 |