| Number | Name | Date | Kind |
|---|---|---|---|
| 4121048 | Dev Choudhury | Oct 1978 | A |
| D281689 | Peroni | Dec 1985 | S |
| D354053 | Kao | Jan 1995 | S |
| D414479 | Oberhofer et al. | Sep 1999 | S |
| D428613 | Chen | Jul 2000 | S |
| Entry |
|---|
| U.S. application No. 09/212,125 filed Dec. 15, 1998 for Modular Keyboard of Guillermo Andres, Edgardo Oriel Enriquez, Felx Guerra, Derek Thomas Newsom, and John Norman. |