Inventor · Lingen (Ems), DE

Harald Ligtenberg

2Patents
1h-index
6Co-inventors
37Inventor score

Filing activity: Apr 14, 2004 → Feb 10, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US7740922B2 Process for producing pipe sleeves from mineral wool Emerging Cross-Sectional Technologies 1 Expired
US11772319B2 Method and device for manufacturing a pipe shell from an insulating material Performing Operations; Transporting 0 Active

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