William H. Vander Heyden
19Patents
11h-index
6Co-inventors
65Inventor score
Filing activity: Nov 26, 1975 → Jan 30, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4663977A | Sonic measurement of gas flow | Physics | 38 | Expired |
| US4633719A | Digital flow meter circuit and method for measuring flow | Physics | 33 | Expired |
| US5201581A | Method and apparatus for measuring mass flow and energy content using a linear flow meter | Physics | 29 | Expired |
| US5347873A | Double wing vortex flowmeter with strouhal number corrector | Physics | 29 | Expired |
| US5307668A | Gas density meter and method | Physics | 27 | Expired |
| US5816705A | Measuring heating value of a gas using flameless combustion | Physics | 25 | Expired |
| US4052896A | Ultrasonic flow meter | Physics | 21 | Expired |
| US5226728A | Method and apparatus for measuring mass flow and energy content using a differential pressure meter | Physics | 18 | Expired |
| US5323657A | Volumetric flow corrector and method | Physics | 14 | Expired |
| US3996798A | Open channel flow meter | Physics | 12 | Expired |
| US5820260A | Measuring heating value using predetermined volumes in non-catialytic combustion | Physics | 12 | Expired |
| US5551282A | Method and apparatus for measuring volume correction using molar quantities | Physics | 11 | Expired |
| US5247838A | Double wing vortex flowmeter | Physics | 11 | Expired |
| US5357809A | Volumetric flow corrector having a densitometer | Physics | 9 | Expired |
| USRE35639E | Method and apparatus for measuring ratio of mass flow rates and energy flow in a gas pipeline | General | 8 | Expired |
| US5882115A | Measuring heating value of a gas using flameless combustion | Physics | 7 | Expired |
| US5759862A | Measuring heating value using catalytic combustion | Physics | 5 | Expired |
| US5748492A | Measuring heating value using catalytic combustion | Physics | 4 | Expired |
| US6058761A | Measurement of relative density of combustible gases | Physics | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.