Erik Jan Frenkel
13Patents
9h-index
17Co-inventors
65Inventor score
Filing activity: Oct 19, 1992 → Oct 27, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5395504A | Electrochemical measuring system with multizone sensors | Emerging Cross-Sectional Technologies | 621 | Expired |
| US5378628A | Sensor for measuring the amount of a component in solution | Emerging Cross-Sectional Technologies | 559 | Expired |
| US7031228B2 | Timepiece with touch-type reading and control of time data | Physics | 192 | Expired |
| US6052339A | Watch with touch reading and setting of time functions | Physics | 154 | Expired |
| US5559761A | Watch with time information VIA silent vibration | Physics | 76 | Expired |
| US5603693A | Three part device for the transdermic administration of drugs by electrophoresis or iontophoresis | Human Necessities | 38 | Expired |
| US6352630B1 | Electrochemical system for determining blood coagulation time | Physics | 26 | Expired |
| US8465635B2 | System for differential determination of a proteolytic enzyme level in a bodily fluid | Physics | 14 | Active |
| USD380552S | Active patch for dermal diffusions | General | 12 | Expired |
| US7420881B2 | Interactive switching device for a portable electronic apparatus | Physics | 8 | Expired |
| US6168699A | Easy to handle electrochemical sensor in the shape of a strip | Physics | 7 | Expired |
| US8893938B2 | System for adjusting the length of a bracelet or strap | Emerging Cross-Sectional Technologies | 6 | Active |
| US5594986A | Method for obtaining an electrical connection with a thin monoface conductive strip and connection thus obtained | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.