EF

Erik Jan Frenkel

AS Asulab S.A.: 11 patents #8 of 196Top 5%
SD Swatch Group Research And Development: 1 patents #183 of 274Top 70%
📍 Neuchâtel, CH: #55 of 703 inventorsTop 8%
Overall (All Time): #384,796 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
8893938 System for adjusting the length of a bracelet or strap Pascal Grossenbacher, Jean-Francois Dionne, Yves Winkler, Jean-Jacques Born 2014-11-25
8465635 System for differential determination of a proteolytic enzyme level in a bodily fluid Charles Thürlemann, André Haeberli 2013-06-18
7420881 Interactive switching device for a portable electronic apparatus Jean-Charles Guanter 2008-09-02
7031228 Timepiece with touch-type reading and control of time data Jean-Jacques Born 2006-04-18
6352630 Electrochemical system for determining blood coagulation time André Haeberli, Anita Moresi 2002-03-05
6168699 Easy to handle electrochemical sensor in the shape of a strip Gerard Jaeger 2001-01-02
6052339 Watch with touch reading and setting of time functions Pascal Derivaz 2000-04-18
D380552 Active patch for dermal diffusions Jean-Jacques Born, Konrad Schafroth 1997-07-01
5603693 Three part device for the transdermic administration of drugs by electrophoresis or iontophoresis Jean-Jacques Born, Konrad Schafroth 1997-02-18
5594986 Method for obtaining an electrical connection with a thin monoface conductive strip and connection thus obtained Jean-Jacques Born 1997-01-21
5559761 Watch with time information VIA silent vibration Jean-Jacques Born 1996-09-24
5395504 Electrochemical measuring system with multizone sensors Eric Saurer, Jean-Paul Randin, Eric William Hoffmann 1995-03-07
5378628 Sensor for measuring the amount of a component in solution Michael Gratzel, David Fraser, Shaik Mohammed Zakeeruddin, Jean-Paul Randin 1995-01-03