Inventor · Biebertal, DE

Alfred Gerhardt

4Patents
2h-index
7Co-inventors
37Inventor score

Filing activity: Jul 28, 1993 → Mar 16, 2011

Most-cited inventions

PatentTitleAreaCited byStatus
US5305940A Stud welding device Performing Operations; Transporting 7 Expired
US5695045A Stud feeder Performing Operations; Transporting 3 Expired
US7926161B2 Fastening system head, fastening system, and method for feeding and fastening elements Emerging Cross-Sectional Technologies 2 Active
US8256090B2 Fastening system head, fastening system, and method for feeding and fastening elements Emerging Cross-Sectional Technologies 1 Active

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