Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8513913 | Photovoltaic system charge controller having buck converter with reversed MOSFETS | — | 2013-08-20 |
| 8164299 | Maximum power point tracking charge controller with coupled inductor multi-phase converter | — | 2012-04-24 |
| 6949843 | Grid-connected power systems having back-up power sources and methods of providing back-up power in grid-connected power systems | — | 2005-09-27 |
| 6714414 | Spring spacer assemblies for maintaining electrical components in contact with thermal transfer surfaces | William Mellema | 2004-03-30 |