Charles D. Hansen
5Patents
4h-index
9Co-inventors
46Inventor score
Filing activity: Aug 19, 1976 → Aug 14, 1995
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5344008A | Packaging for articles such as cigarettes | Performing Operations; Transporting | 52 | Expired |
| US4077573A | Independently mounted thresher cutters | Human Necessities | 30 | Expired |
| US5480025A | Step-shaped innerframe for use with short cigarettes and hinged lid box | Performing Operations; Transporting | 17 | Expired |
| US5570779A | Step-shaped innerframe for use with short cigarettes and hinged lid box | Performing Operations; Transporting | 7 | Expired |
| US4056463A | Tobacco/paper sorter method and apparatus | Human Necessities | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.