Inventor · Gau-Bischofsheim, DE

Hermann Sperling

9Patents
6h-index
4Co-inventors
48Inventor score

Filing activity: Apr 9, 1992 → Jun 15, 1998

Most-cited inventions

PatentTitleAreaCited byStatus
USD346390S Welding torch General 39 Expired
USD350884S Combined cutting and welding torch handle General 35 Expired
US5626216A Tool holder, in particular for robot welding or cutting torches Performing Operations; Transporting 14 Expired
USD350885S Combined cutting and welding torch handle General 13 Expired
US5837967A Burner holder for mechanized or automated arc welding or cutting torches, especially machine and/or robot torches Performing Operations; Transporting 7 Expired
US5473131A Arc welding or cutting torch and electrode holder used for same Electricity 7 Expired
US5473132A Arcwelding or cutting torch Performing Operations; Transporting 5 Expired
US5585021A Cable connection for electric arc welding or cutting machine Performing Operations; Transporting 5 Expired
US6037557A Gas lens housing for arc-welding or flame cutters with non-melting electrodes Performing Operations; Transporting 3 Expired

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