Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8560256 | Electrical power system sensor devices, electrical power system monitoring methods, and electrical power system monitoring systems | John A. Gu, Chuck-yan Wu, Jerry C. L. Kwok | 2013-10-15 |
| 8227937 | Uninterruptible power supplies, solar power kits for uninterruptible power supplies and related methods | Paul Regis Barlock | 2012-07-24 |
| 8073573 | Electrical power distribution control methods, electrical energy demand monitoring methods, and power management devices | David P. Chassin, Jeffery E. Dagle | 2011-12-06 |
| 7420293 | Electrical appliance energy consumption control methods and electrical energy consumption systems | David P. Chassin, Jeffery E. Dagle, Michael Kintner-Meyer, David W. Winiarski, Robert G. Pratt +1 more | 2008-09-02 |
| 7149605 | Electrical power distribution control methods, electrical energy demand monitoring methods, and power management devices | David P. Chassin, Jeffery E. Dagle | 2006-12-12 |
| 7010363 | Electrical appliance energy consumption control methods and electrical energy consumption systems | David P. Chassin, Jeffery E. Dagle, Michael Kintner-Meyer, David W. Winiarski, Robert G. Pratt +1 more | 2006-03-07 |
| 6979916 | Step wave power converter | Lawrence A. Schienbein, Gerald W. Droppo, Brent Harris | 2005-12-27 |
| 6608404 | Step wave power converter | Lawrence A. Schienbein, Gerald W. Droppo, Brent Harris | 2003-08-19 |
| 6198178 | Step wave power converter | Lawrence A. Schienbein, Gerald W. Droppo, Brent Harris | 2001-03-06 |
| 5631820 | Multiple DC, single AC converter with a switched DC transformer | Donald J. Hammerstrom | 1997-05-20 |