Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6659395 | Propellers and propeller related vehicles | Jeffrey Rehkemper, Nicholas Grisolia | 2003-12-09 |
| 6612893 | Toy airplane assembly having a microprocessor for assisting flight | Jeffrey Rehkemper, Nicholas Grisolia, Bret Gould, Alexey Florov | 2003-09-02 |
| 6561867 | Yo-yo having a centered disc supported by an arm | Steven Rehkemper | 2003-05-13 |