Inventor · Schweinfurt, DE

Alfred Wirth

11Patents
9h-index
32Co-inventors
72Inventor score

Filing activity: Jul 20, 1978 → Oct 12, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US5651433A Fluid operated oscillation damper Emerging Cross-Sectional Technologies 89 Expired
US8307965B2 Vibration damper with adjustable damping force Mechanical Engineering; Lighting; Heating 82 Active
US6305512A Valve which reacts as a function of pressure, especially for a vibration damper Mechanical Engineering; Lighting; Heating 43 Expired
US5449055A Stop valve device Mechanical Engineering; Lighting; Heating 23 Expired
US5551540A Vibration damper and a vibration damper with a valve actuation device Mechanical Engineering; Lighting; Heating 12 Expired
US5462142A Fluid operated damper with nonreleasable cover unit for electromagnetic value Emerging Cross-Sectional Technologies 11 Expired
US6561720B2 Axial securing device for two components by means of a locking ring Emerging Cross-Sectional Technologies 11 Expired
US5822978A Method of controlling the electric heating of a catalytic converter Emerging Cross-Sectional Technologies 9 Expired
US5539286A Motor vehicle electrical system having an electrical machine functioning as an on-board power supply generator Emerging Cross-Sectional Technologies 9 Expired
US4941240A Beam warping machine with a device for the maintenance of required yarn tension Textiles; Paper 6 Expired
US4201246A Pressure accumulator Mechanical Engineering; Lighting; Heating 2 Expired

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