| 6785466 |
Electric water heater having balanced wattage density water heating |
Barry N. Jackson, Jeffrey A. Leep |
2004-08-31 |
| 6349169 |
Attachment structure for vessel fitting |
Barry N. Jackson, Ronald Iannelli |
2002-02-19 |
| D440287 |
Water heater top |
Barry N. Jackson, John Ronvik |
2001-04-10 |
| D437922 |
Junction box cover for a water heater |
Barry N. Jackson, John Ronvik |
2001-02-20 |
| D436081 |
Control box cover for a water heater |
Barry N. Jackson, John Ronvik |
2001-01-09 |
| 6164486 |
Integral telescoping vessel joint and method for using the same |
Barry Nield Jackson, Ronald Iannelli |
2000-12-26 |
| 6143217 |
Method of manufacturing a water heater |
Barry Nield Jackson, Ronald Iannelli |
2000-11-07 |
| D421107 |
Water heater tank |
Barry N. Jackson, John Ronvik |
2000-02-22 |
| 5544072 |
Method for regeneration of a water softener |
Jeffrey Zimmerman, Dave Marshall |
1996-08-06 |
| 5371831 |
Electrical heating element assembly for water heater |
Robert H. Sitko |
1994-12-06 |
| D310260 |
Water heater |
Jerome A. Grunstad |
1990-08-28 |
| 4765507 |
Pressure vessel with an improved sidewall structure |
William M. Yavorsky |
1988-08-23 |
| 4740262 |
Method of manufacturing a pressure vessel with an improved sidewall structure |
William M. Yavorsky |
1988-04-26 |
| 4735511 |
Temperature sensing device for thin-walled thermoplastic pressure vessels |
William M. Yavorsky |
1988-04-05 |
| 4722797 |
Method for regeneration of a water softener |
Duane D. Nowlin, Thomas Weber, Dennis G. Winberg |
1988-02-02 |