Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7985943 | Water heater of endorsement with ionized ignition and electronic control of temperature, for solar heaters of the type thermosiphon | Maria Guadalupe Ruiz Mayen | 2011-07-26 |
| D603491 | Water heater | Maria Guadalupe Ruiz Mayen | 2009-11-03 |