| 9988251 |
Motorized lifting device with mounting flanges |
David R. Hall, Jerome Miles, Daniel Madsen, Ben Taylor |
2018-06-05 |
| 9975745 |
Compact motorized lifting device |
David R. Hall, Jerome Miles, Davido Hyer, Chris Jones, Kevin Rees +2 more |
2018-05-22 |
| 9567194 |
Grooved drum and associated passive guide for motorized lifting device |
David R. Hall, Jerome Miles, Daniel Madsen |
2017-02-14 |
| 9435670 |
Oil port position sensing device |
— |
2016-09-06 |
| 9399566 |
Grooved drum and associated roller for motorized lifting device |
David R. Hall, Jerome Miles, Daniel Madsen, Ben Taylor |
2016-07-26 |
| 8514071 |
Real-time method and system for locating a mobile object or person in a tracking environment |
Harry G. Derks, William S. Buehler |
2013-08-20 |
| 8340059 |
Response system and method with dynamic personality assignment |
William S. Buehler, Harry G. Derks, Troy A. Redder, David L. Ramon, Michael S. Glass |
2012-12-25 |
| 8310364 |
Real-time method and system for determining and validating location of a relocated mobile object or person in a tracking environment |
Harry G. Derks, William S. Buehler |
2012-11-13 |
| 8254310 |
Audience response system and method with multiple base unit capability |
William S. Buehler, Raymond E. Baker, Jr., Timothy R. Lambrix, Troy A. Redder |
2012-08-28 |
| 8184770 |
X-ray acquisition method and device for stereotactic biopsy |
Daniel Fischer, Carina Hofmann, Katrin Johansson |
2012-05-22 |
| 7746820 |
Response system and method with dynamic personality assignment |
William S. Buehler, Harry G. Derks, Troy A. Redder, David L. Ramon, Michael S. Glass |
2010-06-29 |
| 7599703 |
Wireless polling system using spread-spectrum communication |
Harry G. Derks, Michael S. Glass, Troy A. Redder, David L. Ramon |
2009-10-06 |
| 4936060 |
Flexible roof control system |
Richard Gelinas, Richard Meyer, Gerald Hauersperger, Steve Osswald, Michael D. Wetzel |
1990-06-26 |