Hartmut Ruf
20Patents
7h-index
24Co-inventors
69Inventor score
Filing activity: Nov 16, 1993 → Nov 30, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5589125A | Process of and apparatus for making cellulose mouldings | Chemistry; Metallurgy | 54 | Expired |
| US5543101A | Process of making cellulose fibres | Textiles; Paper | 21 | Expired |
| US5601771A | Process for the production of cellulose fibres | Textiles; Paper | 20 | Expired |
| US5968434A | Process of making cellulose moldings and fibers | Chemistry; Metallurgy | 17 | Expired |
| US10030323B2 | Method for the production of polysaccharide fibers with an increased fibrillation tendency | Textiles; Paper | 13 | Active |
| US5863478A | Process for the manufacture of cellulose fibres | Textiles; Paper | 9 | Expired |
| US5798125A | Device for the preparation of cellulose mouldings | Chemistry; Metallurgy | 7 | Expired |
| US6130327A | Regenerated cellulose incorporating phosphorus compounds so as to be flame-retardant | Textiles; Paper | 7 | Expired |
| US5698151A | Process of making cellulose fibres | Textiles; Paper | 7 | Expired |
| US6241927A | Method of producing cellulose fibers | Textiles; Paper | 6 | Expired |
| US5827463A | Process for manufacturing cellulose moulded bodies | Textiles; Paper | 3 | Expired |
| US10883196B2 | Cellulose fiber | Textiles; Paper | 3 | Active |
| US9988743B2 | Process of making flame retardant cellulosic man-made fibers | Emerging Cross-Sectional Technologies | 1 | Active |
| US10577723B2 | Flame retardant cellulosic man-made fibers | Emerging Cross-Sectional Technologies | 1 | Active |
| US10400356B2 | Flame-retardant lyocell fibers and use thereof in flame barriers | Emerging Cross-Sectional Technologies | 0 | Active |
| US11008672B2 | Polysaccharide fibers and method for the production thereof | Textiles; Paper | 0 | Active |
| US10995427B2 | Polysaccharide fibers with an increased fibrillation tendency and method for the production thereof | Textiles; Paper | 0 | Active |
| US12241743B2 | Sensor system and method for securing a sensor system | Physics | 0 | Active |
| US10221502B2 | Polysaccharide fibers and method for the production thereof | Textiles; Paper | 0 | Active |
| US6793689B2 | Dyed cellulosic moulded bodies | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.