Erich Kleinhappl
27Patents
13h-index
25Co-inventors
81Inventor score
Filing activity: Feb 11, 1981 → May 15, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5080865A | One-way measuring element | Physics | 133 | Expired |
| US5127625A | Electromagnetically actuated valve | Mechanical Engineering; Lighting; Heating | 72 | Expired |
| US5265843A | Electromagnetically actuated valve | Mechanical Engineering; Lighting; Heating | 72 | Expired |
| US4910487A | Bistable magnet | Electricity | 55 | Expired |
| US5372582A | Probe for dialysis | Human Necessities | 23 | Expired |
| US4927603A | Feeding device for introducing liquid or gaseous samples | Physics | 21 | Expired |
| US5325867A | Device for withdrawing body fluids | Physics | 18 | Expired |
| US5128019A | Device for measuring chemical and physical parameters of a liquid or gaseous medium | Physics | 17 | Expired |
| US5373855A | Two-channel needle for withdrawing body fluids | Human Necessities | 16 | Expired |
| US4705667A | Analyzing apparatus for measuring liquid or gaseous samples | Physics | 16 | Expired |
| US5683658A | Reagent bottle | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5627504A | Electromagnetic actuating device, in particular for a valve | Electricity | 14 | Expired |
| US4512953A | Analyzing apparatus for the analysis of liquid samples | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4917864A | Device for feeding an analyzing apparatus | Physics | 12 | Expired |
| US5164067A | Measuring device for determining chemical parameters of an aqueous sample | Physics | 10 | Expired |
| US5032361A | Feeding device for introducing liquid or gaseous samples | Physics | 8 | Expired |
| US5715833A | Blood sampler | Human Necessities | 6 | Expired |
| US5513859A | Sealing element | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5017339A | Apparatus for measuring the components of a sample | Physics | 6 | Expired |
| US4912986A | Device for the selective charging of an analysing apparatus | Physics | 4 | Expired |
| US5266180A | Interior electrode of a polarographic electrode | Physics | 4 | Expired |
| US4351798A | Analyzing apparatus for liquid samples | Physics | 3 | Expired |
| US4369951A | Squeezed tube valve | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US10786178B2 | Breathing tube for use in ultrasonic flow measurement systems | Human Necessities | 1 | Active |
| US5441701A | Feeder unit for selectively charging an analyzing apparatus | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.