Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6659395 | Propellers and propeller related vehicles | Jeffrey Rehkemper, Keith Johnson | 2003-12-09 |
| 6612893 | Toy airplane assembly having a microprocessor for assisting flight | Jeffrey Rehkemper, Keith Johnson, Bret Gould, Alexey Florov | 2003-09-02 |