Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D481717 | Hand-held device with buttons | Charles R. Lewis, Jr., Joseph Yang | 2003-11-04 |
| D476327 | Hand-held device | Charles R. Lewis, Jr., Joseph Yang | 2003-06-24 |
| D470150 | Hand-held device keypad | Charles R. Lewis, Jr., Joseph Yang, Christopher Gill | 2003-02-11 |
| D470151 | Hand-held device keyboard | Charles R. Lewis, Jr., Joseph Yang, Christopher Gill | 2003-02-11 |