Walker Engineering
2Patents
1Active
2Granted
36Portfolio score
Filing activity: Sep 20, 1982 → Nov 15, 2007 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7878058B2 | Fluid monitoring apparatus and method | Electricity | 141 | Active |
| US4470773A | Resilient chamber fluid sampler having vacuum breaker apparatus | Mechanical Engineering; Lighting; Heating | 8 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.