Inventor · Hamburg, DE

Wolfgang Wiethaup

9Patents
6h-index
17Co-inventors
56Inventor score

Filing activity: Jan 23, 1981 → Mar 4, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US5135009A Smokable article Human Necessities 154 Expired
US5115820A Smokable article Human Necessities 78 Expired
US5190060A Smokable article Human Necessities 69 Expired
US5080114A Smokable article Human Necessities 57 Expired
US5265626A Coaxial filter cigarette Human Necessities 12 Expired
US4400972A Apparatus for determining the flow behavior of a smokable article Physics 8 Expired
US5388596A Coaxial cigarette Human Necessities 4 Expired
US4602647A Ventilating tip for a smokable article Human Necessities 4 Expired
US4621651A Filter tip for a smoking product Human Necessities 0 Expired

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