Issued Patents All Time
Showing 51–67 of 67 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D280618 | Housing for a wall-mount telephone set base | Michael Brown, Warren K. Ellis | 1985-09-17 |
| 4533791 | Input/output device arrangements for terminals | William D. Sawyer, Donald Chadwick | 1985-08-06 |
| D278236 | Telephone set base | Michael Brown, Warren K. Ellis | 1985-04-02 |
| D277957 | Telephone display set base | — | 1985-03-12 |
| 4490604 | Input/output device arrangements for terminals | Bruce I. Dolan, Paul D. McDonald | 1984-12-25 |
| D276339 | Housing for a telecommunication instrument base | — | 1984-11-13 |
| D275101 | Telephone bell chime enclosure | — | 1984-08-14 |
| D265311 | Telephone display set base | Donald Chadwick | 1982-07-06 |
| D263589 | Telephone base set | — | 1982-03-30 |
| 4320262 | Telephone handset with integral shoulder rest | — | 1982-03-16 |
| D263208 | Electrical test set housing member | — | 1982-03-02 |
| 4314309 | Electric test equipment mounting | — | 1982-02-02 |
| 4295179 | Electric test equipment housing | — | 1981-10-13 |
| D259786 | Conferencing telephone unit | Fred D. Leeson, Henry A. Main | 1981-07-07 |
| D259042 | Telephone set | John F. Tyson | 1981-04-28 |
| D255680 | Telephone base | John F. Tyson | 1980-07-01 |
| D255681 | Telephone handset | John F. Tyson | 1980-07-01 |