Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D454343 | Box for a telephone handset | — | 2002-03-12 |
| 4590331 | Hostage negotiation telephone system | Joseph P. Nunemaker | 1986-05-20 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D454343 | Box for a telephone handset | — | 2002-03-12 |
| 4590331 | Hostage negotiation telephone system | Joseph P. Nunemaker | 1986-05-20 |