Inventor · Schwarzenbek, DE

Gottfried Hoffmann

8Patents
5h-index
9Co-inventors
52Inventor score

Filing activity: Jun 28, 1982 → Feb 14, 1997

Most-cited inventions

PatentTitleAreaCited byStatus
US4616662A Method and apparatus for producing a rod-shaped filler from several types of smokable material Emerging Cross-Sectional Technologies 18 Expired
US5807445A Dual pneumatic tire assembly including air pressurization regulator Performing Operations; Transporting 13 Expired
US4999970A Apparatus for making cigarette packs and the like Performing Operations; Transporting 13 Expired
US4556071A Method and apparatus for forming rod-shaped articles of the tobacco processing industry Emerging Cross-Sectional Technologies 8 Expired
US5283506A Method of and apparatus for regulating the operation of a driving system for a packing machine Performing Operations; Transporting 7 Expired
US4964501A Apparatus for transferring layers of rod-shaped articles in packing machines Performing Operations; Transporting 5 Expired
US4526268A Apparatus for assembling arrays of cigarettes or the like Performing Operations; Transporting 4 Expired
US4461307A Apparatus for forming a tobacco stream in cigarette making machines or the like Human Necessities 1 Expired

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