Issued Patents All Time
Showing 25 most recent of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12209595 | Stepped leading edge fan blade | Darrin Niemiec, Patrick Todd Woodzick, William J. Carlson | 2025-01-28 |
| 11698081 | Stepped leading edge fan blade | Darrin Niemiec, Patrick Todd Woodzick, William J. Carlson | 2023-07-11 |
| 11168703 | Stepped leading edge fan blade | Darrin Niemiec, Patrick Todd Woodzick, William J. Carlson | 2021-11-09 |
| D930815 | Fan blade | Darrin Niemiec, Patrick Todd Woodzick, William J. Carlson | 2021-09-14 |
| 10753711 | Hinged ballistic resistant panel | — | 2020-08-25 |
| D874639 | Fan blade | Darrin Niemiec, Patrick Todd Woodzick, William J. Carlson | 2020-02-04 |
| 10527046 | Stepped-louvre heating, ventilating and air conditioning unit used in high volume, low-speed fan | Darrin Niemiec, Patrick Todd Woodzick, William J. Carlson, Jeffrey William Buske | 2020-01-07 |
| 10428831 | Stepped leading edge fan blade | Darrin Niemiec, Patrick Todd Woodzick, William J. Carlson | 2019-10-01 |
| D853553 | Fan blade | Darrin Niemiec, Patrick Todd Woodzick, William J. Carlson | 2019-07-09 |
| D852943 | Fan blade | Darrin Niemiec, Patrick Todd Woodzick, William J. Carlson | 2019-07-02 |
| D852944 | Fan blade | Darrin Niemiec, Patrick Todd Woodzick, William J. Carlson | 2019-07-02 |
| 10294679 | Support bracket for shelving and scaffolding | — | 2019-05-21 |
| 10273964 | Stepped-louvre heating, ventilating and air conditioning unit used in high-velocity, low speed fan | Darrin Niemiec, Patrick Todd Woodzick, William J. Carlson, Jeffrey William Buske | 2019-04-30 |
| 9232856 | Structural articulation joint for high density mobile carriage | David J. Yaniak | 2016-01-12 |
| 8960455 | Mobile industrial rack system | Matthew Tourdot, Brian R. Nemec, Brian P. Bourke, Eric James Wipperfurth | 2015-02-24 |
| 8443990 | Mobile industrial rack system | Matthew Tourdot, Brian R. Nemec, Brian P. Bourke, Eric James Wipperfurth | 2013-05-21 |
| 8172343 | Carriageless mobilized storage unit for use in a mobile storage system | — | 2012-05-08 |
| 8121722 | Powered mobile storage system with select and drag operation and selectable aisle width feature | Matthew Tourdot, William W. R. Lynt, III, William B. McHenry, Steven M. Lehmann | 2012-02-21 |
| 7524002 | Locking door system for a storage cabinet | William H. Punzel, Jane E. Glass, Andrew J. Kolman, Steven S. Dingle | 2009-04-28 |
| 7478892 | Modular security cabinet system for storing firearms or the like | William H. Punzel, Jane E. Glass, Andrew J. Kolman, Steven S. Dingle | 2009-01-20 |
| 6644213 | Mobile carriage | — | 2003-11-11 |
| 6371031 | Mobile carriage | — | 2002-04-16 |
| 6273534 | Shelving accessory mounting system for a cabinet assembly | Douglas J. Bueley | 2001-08-14 |
| 6161485 | Mobile carriage | — | 2000-12-19 |
| 5401090 | Mechanical automatic aisle lock | Daniel Fay | 1995-03-28 |