Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D321872 | Telephone | — | 1991-11-26 |
| D321874 | Telephone | — | 1991-11-26 |
| D321875 | Telephone | — | 1991-11-26 |
| D320211 | Telephone transferring switchboard | — | 1991-09-24 |
| D319643 | Telephone | — | 1991-09-03 |
| D319642 | Telephone | — | 1991-09-03 |
| D312461 | Inter-call device for telephone sets | — | 1990-11-27 |
| D311399 | Telephone set | — | 1990-10-16 |
| D311191 | Telephone set | — | 1990-10-09 |
| 4930793 | Keyless chuck | — | 1990-06-05 |
| D306587 | Telephone | — | 1990-03-13 |
| 4842288 | Keyless chuck | — | 1989-06-27 |