Inventor · Lehrte, DE

Burkhard Zippel

1Patents
1h-index
3Co-inventors
25Inventor score

Filing activity: May 20, 2015 → May 20, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US9957794B2 Dart detector for wellbore tubular cementation Fixed Constructions 2 Active

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