Ferdinand Hein
4Patents
3h-index
9Co-inventors
43Inventor score
Filing activity: Aug 22, 1986 → Jun 21, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7871692B2 | Multi-ply tissue paper, paper converting device and method for producing a multi-ply tissue paper | Emerging Cross-Sectional Technologies | 52 | Active |
| US6863107B2 | Device for applying a spot embossing pattern to a web of multi-ply tissue paper | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7153385B2 | Method and device for producing a multi-ply printed web of flexible material, such as paper and nonwoven, and multi-ply material produced by the method | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4781381A | Stacked sheets with code bits forming composite image | Human Necessities | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.