Inventor · Bensberg, DE

Guenter Keller

10Patents
6h-index
14Co-inventors
59Inventor score

Filing activity: Jun 7, 1976 → May 28, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US5203513A Wear-resistant surface armoring for the rollers of roller machines, particularly high-pressure roller presses Performing Operations; Transporting 52 Expired
US5269477A Wear-resistant grinding drum for employment in roller machines, particularly in high-pressure roll presses Performing Operations; Transporting 37 Expired
US4962669A Method and apparatus for measuring deformations of test samples in a testing machine Physics 20 Expired
US4245844A Apparatus for removing leakage flow of a pressurized medium from gap type seals Mechanical Engineering; Lighting; Heating 19 Expired
US4836031A Method and apparatus for measuring deformations of test samples in testing machines Physics 8 Expired
US5165613A Wear resistant surface armoring for the rollers of roller machines, particularly of high pressure roller presses Performing Operations; Transporting 8 Expired
US4019378A Hydraulic chucking head Emerging Cross-Sectional Technologies 6 Expired
US4821579A Apparatus for clamping a test sample in a testing machine Physics 4 Expired
US4266467A Differential pressure limiting valve Emerging Cross-Sectional Technologies 4 Expired
US4261587A Mechanical chucking device Emerging Cross-Sectional Technologies 1 Expired

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