Istvan Bartha
18Patents
7h-index
11Co-inventors
63Inventor score
Filing activity: Jan 23, 1986 → Apr 22, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5804780A | Virtual touch screen switch | Electricity | 87 | Expired |
| US8632507B2 | Auto-injector | Human Necessities | 65 | Active |
| US8663167B2 | Device for delivering liquid medicament | Human Necessities | 41 | Active |
| US5527464A | Method and system for the treatment and utilization of waste products | Emerging Cross-Sectional Technologies | 34 | Expired |
| US6101402A | Radiotelephone with sliding acoustic member | Electricity | 27 | Expired |
| US5940015A | Multi-purpose keypad and method of manufacturing | Electricity | 26 | Expired |
| US9354638B2 | Double port pressure regulator with floating seat | Emerging Cross-Sectional Technologies | 20 | Active |
| US9923280B2 | Dual polarized dipole antenna | Electricity | 5 | Active |
| US4714029A | Lockable cassette for valuable objects | Physics | 5 | Expired |
| US5811744A | Double electrical switch | Electricity | 4 | Expired |
| US5929952A | Static three-dimensional graphical background for liquid crystal displays | Physics | 3 | Expired |
| US9678514B2 | Double port pressure regulator with floating seat | Emerging Cross-Sectional Technologies | 2 | Active |
| US9366343B2 | Sliding gate regulator | Physics | 2 | Active |
| US10443301B2 | Thief hatches with diaphragm assisted sealing | Emerging Cross-Sectional Technologies | 1 | Active |
| US10161521B2 | Apparatus to protect sealing surfaces of thief hatches | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US9417636B2 | Pressure control assembly for a fluid regulator | Emerging Cross-Sectional Technologies | 0 | Active |
| US11543321B2 | Methods and apparatus for leak detection from a thief hatch | Physics | 0 | Active |
| US10724638B2 | Apparatus to protect sealing surfaces of thief hatches | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.