Sweet; David B.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sweet; David B..The latest application filed is for "printed heating element".
- Sweet; David B. - Canal Fulton OH
- Sweet; David B. - Lexington KY
- Sweet; David B. - Hartville OH
- Sweet; David B. - Akron OH
| Patent | Date |
|---|---|
| Printed heating element Grant 10,946,672 - Hu , et al. March 16, 2 | 2021-03-16 |
| Printed Heating Element App 20190023030 - Hu; Jin ; et al. | 2019-01-24 |
| Filter assembly Grant 10,092,870 - Sweet , et al. October 9, 2 | 2018-10-09 |
| Printed heating element Grant 10,071,565 - Hu , et al. September 11, 2 | 2018-09-11 |
| Filter Assembly App 20160339375 - SWEET; David B. ; et al. | 2016-11-24 |
| Brush-type seal for an air-handling unit Grant 8,911,206 - Campbell , et al. December 16, 2 | 2014-12-16 |
| Printed Heating Element App 20140071216 - Hu; Jin ; et al. | 2014-03-13 |
| Brush-type Seal For An Air-handling Unit App 20120148398 - Campbell; Lonnie R. ; et al. | 2012-06-14 |
| Aircraft propeller assembly Grant 7,648,368 - Fahrner , et al. January 19, 2 | 2010-01-19 |
| Aircraft Propeller Assembly App 20080191096 - Fahrner; Alan John ; et al. | 2008-08-14 |
| Low power, pulsed, electro-thermal ice protection system Grant 7,246,773 - Stoner , et al. July 24, 2 | 2007-07-24 |
| Low Power, Pulsed, Electro-thermal Ice Protection System App 20070075188 - Stoner; Paul ; et al. | 2007-04-05 |
| Ice thickness detector Grant 6,384,611 - Wallace , et al. May 7, 2 | 2002-05-07 |
| Hybrid deicer with element sequence control Grant 6,283,411 - Giamati , et al. September 4, 2 | 2001-09-04 |
| Rotary transformer Grant 5,572,178 - Becker , et al. November 5, 1 | 1996-11-05 |
| Slip ring assembly and method of manufacture Grant 4,871,935 - Sweet , et al. October 3, 1 | 1989-10-03 |
| Helicopter deicer system power transfer assembly Grant 4,424,947 - Adams , et al. January 10, 1 | 1984-01-10 |
| Propeller deicer Grant 4,386,749 - Sweet , et al. June 7, 1 | 1983-06-07 |
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