David B. Wamstad
7Patents
6h-index
3Co-inventors
52Inventor score
Filing activity: Feb 4, 1981 → Jul 19, 1990
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4399707A | Stress sensitive semiconductor unit and housing means therefor | Emerging Cross-Sectional Technologies | 61 | Expired |
| US4502335A | Fluid pressure transmitter assembly | Electricity | 43 | Expired |
| US4665754A | Pressure transducer | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5029478A | Fluid isolated self-compensating absolute pressure sensor transducer | Physics | 18 | Expired |
| US4710744A | Pressure transducer package | Physics | 14 | Expired |
| US4509880A | Very high hermeticity glass to metal seal | Performing Operations; Transporting | 11 | Expired |
| US4361047A | Differential pressure to electrical signal transducer | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.