Inventor · Schwentinental, DE

Ruediger Sommer

9Patents
6h-index
4Co-inventors
48Inventor score

Filing activity: Jun 3, 1977 → May 3, 1985

Most-cited inventions

PatentTitleAreaCited byStatus
US4231069A Method and apparatus for producing image combinations Electricity 30 Expired
US4315285A Methods for converting a video signal into a black/white signal Electricity 27 Expired
US4240118A Method for electro-optically sensing, transmitting pictorial information Electricity 23 Expired
US4240117A Apparatus for electro-optically recording pictorial information for a facsimile transmission system Electricity 12 Expired
US4203136A Method and apparatus for electro-optically sensing, transmitting and recording pictorial information in particular facsimile transmission systems Electricity 11 Expired
US4199784A Method and apparatus for electro-optically recording pictorial information for a facsimile transmission system Electricity 10 Expired
US4232343A Method and apparatus for recording graphic or image information by means of punctiform recording spots Performing Operations; Transporting 5 Expired
US4213155A Process for improving image quality in picture telegraphy Electricity 4 Expired
US4607268A Multiple needle recording electrode Emerging Cross-Sectional Technologies 2 Expired

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