Inventor · Karlstad, SE

Johan Ulf Ragard

12Patents
6h-index
21Co-inventors
66Inventor score

Filing activity: Nov 28, 2000 → Dec 18, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US7811418B2 Papermaking machine employing an impermeable transfer belt, and associated methods Textiles; Paper 84 Active
US6797115B2 Method and apparatus for making a creped tissue with improved tactile qualities while improving handling of the web Textiles; Paper 44 Expired
US7988829B2 Papermaking machine employing an impermeable transfer belt, and associated methods Textiles; Paper 19 Active
US6805317B1 Adhesive dispenser in a reel-up in a paper machine Emerging Cross-Sectional Technologies 10 Expired
US6998018B2 Method and apparatus for making a creped tissue with improved tactile qualities while improving handling of the web Textiles; Paper 8 Expired
US6705560B1 Method for winding a tissue web in a reel-up in a paper machine Performing Operations; Transporting 6 Expired
US8092651B2 Methods employing an impermeable transfer belt in a papermaking machine Textiles; Paper 1 Active
US8206555B2 Methods employing an impermeable transfer belt in a papermaking machine Textiles; Paper 1 Active
US12234606B2 Tissue paper making machine Textiles; Paper 0 Active
US8075738B2 Apparatus with an impermeable transfer belt in a papermaking machine, and associated methods Textiles; Paper 0 Active
US8246782B2 Apparatus with an impermeable transfer belt in a papermaking machine, and associated methods Textiles; Paper 0 Active
US11286618B2 Method and a machine for of making tissue paper Textiles; Paper 0 Active

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