Inventor · Altrip, DE

Achim Grefenstein

10Patents
4h-index
23Co-inventors
56Inventor score

Filing activity: Jun 21, 2001 → Oct 11, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6777089B1 Radiation-curable composite layered sheet or film Emerging Cross-Sectional Technologies 17 Expired
US6589378B2 Process for producing laminated sheets or films and moldings having UV-stability and thermal aging resistance Emerging Cross-Sectional Technologies 7 Expired
US7351474B2 Pigment preparations Emerging Cross-Sectional Technologies 7 Expired
US10751979B2 Recyclable polyethylene film Performing Operations; Transporting 6 Active
US7241494B2 Radiation-curable composite layered sheet or film Emerging Cross-Sectional Technologies 4 Expired
US7479322B2 Radiation-curable composite layered sheet or film Emerging Cross-Sectional Technologies 1 Active
US11235562B2 Recyclable PE packaging film with improved stiffness Emerging Cross-Sectional Technologies 0 Active
US10766236B2 Multilayer sealing film and film laminate comprising a multilayer sealing film Chemistry; Metallurgy 0 Active
US10611535B2 Film laminate comprising a sealing layer Chemistry; Metallurgy 0 Active
US9238315B2 Rigid film having high puncture resistance and tear propagation resistance Emerging Cross-Sectional Technologies 0 Active

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