Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D598017 | Ergonomic personal data assistant | — | 2009-08-11 |
| D538281 | Two-thumb keyboard device | — | 2007-03-13 |
| D502180 | Ergonomic two-thumb keyboard | — | 2005-02-22 |
| 5829652 | Body-conformable apparatus | Joanne Denzer | 1998-11-03 |