Inventor · Hohenacker, DE

Klaus Heck

13Patents
7h-index
16Co-inventors
63Inventor score

Filing activity: Jan 27, 1978 → May 11, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US6187033A Aortic arch prosthetic graft Human Necessities 156 Expired
US6478817B2 Aortic arch prosthetic graft Human Necessities 59 Expired
US7189257B2 Aortic arch prosthetic graft Human Necessities 52 Expired
US6733522B2 Aortic arch prosthetic graft Human Necessities 33 Expired
US5079691A Control process and apparatus, in particular lambda control Mechanical Engineering; Lighting; Heating 28 Expired
US4302482A Process for applying metallic sprayed coats to the inner surface of a hollow body Chemistry; Metallurgy 12 Expired
US5031595A Malfunction test procedure and apparatus for idling control Emerging Cross-Sectional Technologies 12 Expired
US5199400A Method and arrangement for the idle closed-loop control of an internal combustion engine Mechanical Engineering; Lighting; Heating 7 Expired
US4147335A Apparatus for hardening the cam tracks of camshafts for internal combustion engines Chemistry; Metallurgy 6 Expired
US4504370A Method and apparatus for electrochemical machining Emerging Cross-Sectional Technologies 5 Expired
US4483755A Method for the treatment of surfaces of a workpiece of carbon-containing cast iron Emerging Cross-Sectional Technologies 4 Expired
US4768490A Method and arrangement for adapting the mixture control of an internal combustion engine Mechanical Engineering; Lighting; Heating 2 Expired
US4543170A Method of producing accurately scaled, well-defined surfaces of work pieces from carbonaceous cast iron with tribologic properties Performing Operations; Transporting 0 Expired

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