Inventor · Bad Saulgau, DE

Erwin Kessler

13Patents
5h-index
17Co-inventors
63Inventor score

Filing activity: Mar 13, 1998 → Nov 9, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6144179A Method for establishing the rotational speed of mechanically commutated d.c. motors Electricity 34 Expired
US6086177A Process for controlling closing movement of closing mechanisms with immediate squeeze protection after activation of a mechanism Electricity 25 Expired
US6222362A Method for detecting the position and direction of motion of a moving part mounted on an electric motor Electricity 12 Expired
US6870339B2 Method for operating an electrical drive unit Physics 11 Expired
US6141672A Tunable digital filter arrangement Electricity 7 Expired
US6545439B2 Method and circuit arrangement for detecting motion, direction and position of a part driven by an electric motor Physics 5 Expired
US11448002B2 Trunk cover for vehicle and opening method thereof Fixed Constructions 4 Active
US10670658B2 Arrangement and method for detecting an electrical line interruption during operation of a drive system Electricity 0 Active
US11225171B2 Method for charging a starter battery and charging device for charging a starter battery Emerging Cross-Sectional Technologies 0 Active
US11165313B2 Decelerator-equipped motor unit Electricity 0 Active
US12228595B2 Apparatus and method for measuring a current flowing through a PWM-controlled inductive load Physics 0 Active
US10749521B2 Method for identifying a correct operation of an electrical switching unit, computer program product for executing such a method, and full bridge circuit with a control device for executing such a method Electricity 0 Active
US12261564B2 Method for operating a DC motor Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.