Inventor · Chagrin Falls, OH, US

Klaus-Werner Damm

13Patents
9h-index
29Co-inventors
68Inventor score

Filing activity: Feb 22, 1994 → Dec 30, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US5964318A System for maintaining the quality and level of lubricant in an engine Mechanical Engineering; Lighting; Heating 62 Expired
US6588974B2 Bitumen or asphalt for producing a road topping, road topping and method for the production of bitumen or asphalt Fixed Constructions 46 Expired
US5462395A Sound decoupling connecting element Emerging Cross-Sectional Technologies 33 Expired
US6913416B2 Bitumen or asphalt for the production of road surfaces, road surfaces, and method for the preparation of bitumen or asphalt Fixed Constructions 27 Expired
US5906463A Protective ring for resisting contact corrosion Mechanical Engineering; Lighting; Heating 27 Expired
US6412338B2 On-board rotational viscometers Emerging Cross-Sectional Technologies 20 Expired
US6457564B1 Combination lubrication system for an internal combustion engine and associated gear devices Mechanical Engineering; Lighting; Heating 19 Expired
US6111025A Block copolymer surfactants prepared by stabilized free-radical polymerization Chemistry; Metallurgy 12 Expired
US6257051A On-board rotational viscometers Physics 11 Expired
US5645386A Force fit connecting element especially wheel stud Mechanical Engineering; Lighting; Heating 7 Expired
US6985117B2 HF wheel rim antenna having several patch antennas Electricity 4 Expired
US7316992B2 Method and system for modifying a used hydrocarbon fluid to create a cylinder oil Chemistry; Metallurgy 4 Expired
US7414014B2 Method and system for improving fuel economy and environmental impact operating a 2-stroke engine Chemistry; Metallurgy 3 Expired

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