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Patent applications and USPTO patent grants for Wohlrabe; Frank.The latest application filed is for "method and circuit arrangement for detecting the level of a liquid".
Patent | Date |
---|---|
Methods and apparatuses for detecting the level of a liquid in a container Grant 7,378,857 - Franke , et al. May 27, 2 | 2008-05-27 |
Method and circuit arrangement for detecting the level of a liquid App 20060152230 - Franke; Michael ;   et al. | 2006-07-13 |
Supplementary device for a small electric appliance Grant 6,930,484 - Wohlrabe August 16, 2 | 2005-08-16 |
Supplementary device for a small electric appliance App 20030173973 - Wohlrabe, Frank | 2003-09-18 |
Methods for discriminating between types of electric appliances connectable to a supplementary device Grant 6,531,873 - Wohlrabe March 11, 2 | 2003-03-11 |
Method of transmitting data between a small electric appliance and a supplementary electric appliance connectible therewith, as well as appliances suitably configured for this purpose Grant 6,326,884 - Wohlrabe December 4, 2 | 2001-12-04 |
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