Data Acquisition Services
1Patents
0Active
1Granted
27Portfolio score
Filing activity: Apr 2, 1982 → Apr 2, 1982
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4517410A | Automatic user selected variable telephone message record and playback system | Electricity | 98 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.