Schenk & Co.
2Patents
0Active
2Granted
27Portfolio score
Filing activity: Dec 26, 1979 → Oct 5, 1988
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4857887A | Laminated piezoelectric keyboard | Electricity | 57 | Expired |
| US4304022A | Underwater cleaning apparatus | Fixed Constructions | 45 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.