Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6664763 | System for managing power to an implanted device based on operating time, current drain and battery capacity | Guillermo Echarri, Roberto Echarri, Francisco Jose Barreras, Sr. | 2003-12-16 |
| D481426 | Paintball gun | — | 2003-10-28 |
| 6609945 | Radio-controlled toy blimp with infrared beam weapons for staging a gun battle | Francisco Jose Barreras, Sr., Roberto Echarri, Guillermo Echarri | 2003-08-26 |
| 6520952 | Ceramic reinforced catheter | — | 2003-02-18 |