Akkala; Marc W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Akkala; Marc W..The latest application filed is for "water heater with pressurized combustion".
- Akkala; Marc W. - Cedarburg WI
- Akkala; Marc W. - New Berlin WI
| Patent | Date |
|---|---|
| Water Heater With Pressurized Combustion App 20090250017 - Akkala; Marc W. ; et al. | 2009-10-08 |
| Water heater with pressurized combustion Grant 7,513,221 - Akkala , et al. April 7, 2 | 2009-04-07 |
| Method of manufacturing a water heater with a leak detection system Grant 7,421,784 - Akkala , et al. September 9, 2 | 2008-09-09 |
| Water heater with noise attenuation Grant 7,316,206 - Akkala , et al. January 8, 2 | 2008-01-08 |
| Water Heater Leak Detection System App 20070261241 - Akkala; Marc W. ; et al. | 2007-11-15 |
| Water heater with noise attenuation App 20060237006 - Akkala; Marc W. ; et al. | 2006-10-26 |
| Water heater with pressurized combustion App 20060150925 - Akkala; Marc W. ; et al. | 2006-07-13 |
| Water heater with pressurized combustion Grant 7,032,543 - Akkala , et al. April 25, 2 | 2006-04-25 |
| Conductive greases and methods for using conductive greases in motors App 20050062350 - Kuo, Ming C. ; et al. | 2005-03-24 |
| Rooftop water heater Grant 6,679,014 - Hughes , et al. January 20, 2 | 2004-01-20 |
| Rooftop water heater App 20030041554 - Hughes, Dennis R. ; et al. | 2003-03-06 |
| Rooftop water heater App 20020069868 - Hughes, Dennis R. ; et al. | 2002-06-13 |
| Water heater flue system App 20010035135 - Hughes, Dennis R. ; et al. | 2001-11-01 |
| Potable water temperature management system Grant 6,283,067 - Akkala September 4, 2 | 2001-09-04 |
| Water heater construction Grant 4,911,108 - Akkala , et al. * March 27, 1 | 1990-03-27 |
| Water heater construction Grant 4,817,564 - Akkala , et al. April 4, 1 | 1989-04-04 |
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