Inventor · Hirschberg, DE

Dieter Groitzsch

14Patents
10h-index
14Co-inventors
65Inventor score

Filing activity: Oct 30, 1984 → Jul 8, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US4618524A Microporous multilayer nonwoven material for medical applications Emerging Cross-Sectional Technologies 100 Expired
US7008685B2 Laminated material and method for its production Emerging Cross-Sectional Technologies 70 Expired
US6448462B2 Medical bandaging material Human Necessities 61 Expired
US4938901A Process of making a surgical sponge containing an x-ray contrast agent Human Necessities 42 Expired
US5158636A Method for preparing a microporous film Chemistry; Metallurgy 33 Expired
US7763339B2 Nonwoven fabrics with high fluid absorption capacity and a regular structure, process for their production, and their use Emerging Cross-Sectional Technologies 21 Expired
US4731277A Nonwoven textile sponge for medicine and hygiene, and methods for the production thereof Emerging Cross-Sectional Technologies 18 Expired
US6403505B1 Composite material Emerging Cross-Sectional Technologies 17 Expired
US6647600B1 Hook and loop fastener for flat materials Emerging Cross-Sectional Technologies 15 Expired
US6723416B1 Flat nonwoven fiber aggregate with three-dimensional structure and method for its production Emerging Cross-Sectional Technologies 12 Expired
US4632858A Filler fleece material and method of manufacturing same Emerging Cross-Sectional Technologies 10 Expired
US6251479A Bodies containing superabsorber polymers, methods of producing such bodies, and the use of such bodies Human Necessities 9 Expired
US5733826A Inner sole for shoes and process for its manufacture Emerging Cross-Sectional Technologies 8 Expired
US5172495A Shoe lining Emerging Cross-Sectional Technologies 5 Expired

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