Walker Design, Inc.
5Patents
3Active
5Granted
38Portfolio score
Filing activity: Jun 25, 1993 → Dec 28, 2012 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6422224B1 | Remote air-oil separator | Mechanical Engineering; Lighting; Heating | 27 | Expired |
| US5347973A | Vacuum relief valve | Emerging Cross-Sectional Technologies | 22 | Expired |
| US7964011B2 | Multi-throat air filter | Performing Operations; Transporting | 6 | Active |
| US8500398B1 | Turbocharger heat shield | Emerging Cross-Sectional Technologies | 5 | Active |
| US9611822B2 | Air filter and silencer | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.