Inventor · Rommerskirchen, DE

Franz-Josef Giesen

8Patents
5h-index
16Co-inventors
56Inventor score

Filing activity: Mar 12, 1985 → Jun 15, 1998

Most-cited inventions

PatentTitleAreaCited byStatus
US4762330A Sealing ring Emerging Cross-Sectional Technologies 24 Expired
US4635948A Release coating for gaskets and manufacturing method Emerging Cross-Sectional Technologies 17 Expired
US4741965A Impregnated soft substance gasket Emerging Cross-Sectional Technologies 14 Expired
US4681800A Impregnated, soft, flat gasket and manufacturing method Emerging Cross-Sectional Technologies 12 Expired
US4962939A Cylinder head gasket having overlays in end zones Mechanical Engineering; Lighting; Heating 7 Expired
US6143386A Form for rotary printing, coating or embossing of sheet-like materials, and process for producing said form Emerging Cross-Sectional Technologies 5 Expired
US4656085A Impregnated soft, flat gasket and manufacturing method Emerging Cross-Sectional Technologies 4 Expired
US6032412A Moulded bodies comprising of humus-containing plant substrate consolidated with polyurethane/polyurea, a process for producing them and their use in plant cultivation Human Necessities 2 Expired

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