Peter Hafner
8Patents
6h-index
4Co-inventors
52Inventor score
Filing activity: Apr 16, 1981 → Mar 26, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4410926A | Arrangement for generating DC magnetic fields of alternating polarity for the magnetic-inductive flow measurement | Electricity | 71 | Expired |
| US5280727A | Electromagnetic flow measuring tube and method of making same | Physics | 30 | Expired |
| US4932268A | Electromagnetic flow measuring arrangement | Physics | 16 | Expired |
| US4422337A | Method of compensating the interference DC voltages in the electrode circuit in magnetic-conductive flow measurement | Physics | 9 | Expired |
| US5955681A | Galvanic electrode of an electromagnetic flow meter | Physics | 8 | Expired |
| US4382387A | Method of compensating the interference DC voltages in the electrode circuit in magnetic-conductive flow measurement | Physics | 6 | Expired |
| US4784193A | Flowmeter | Physics | 4 | Expired |
| US5210496A | Method and circuit arrangement for intermittent application of a voltage to an electrode | Physics | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.