Telaris Telecommunications, Inc.
5Patents
0Active
5Granted
27Portfolio score
Filing activity: Oct 1, 1976 → Oct 25, 1977
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4087638A | DTMF Communication system | Electricity | 46 | Expired |
| US4156802A | Electrical switch assembly | Electricity | 29 | Expired |
| US4164634A | Keyboard switch assembly with multiple isolated electrical engagement regions | Electricity | 23 | Expired |
| US4129758A | Keyboard switch assembly having flexible contact carrying member between contact carrying substrate and flexible, resilient, key-depressible bubble protrusions | Electricity | 15 | Expired |
| US4117292A | Dual spring actuator for keyboard switch assembly | Electricity | 9 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.