Datwyler AG
4Patents
0Active
4Granted
25Portfolio score
Filing activity: Jun 16, 1980 → Feb 28, 2001
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5253737A | Auxiliary brake force multiplying spring in a multidisc service and auxiliary brake system | Performing Operations; Transporting | 13 | Expired |
| US6837340B2 | Compensation weights and elevator systems | Performing Operations; Transporting | 7 | Expired |
| US5148778A | Combustion chamber for a self-igniting or spark-ignited valveless two-stroke internal combustion engine | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4309167A | Method and apparatus for introducing a cable into a vulcanization chamber | Performing Operations; Transporting | 4 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.