Inventor · Ludwigshafen, DE

Berthold Ferstl

2Patents
1h-index
4Co-inventors
33Inventor score

Filing activity: Jun 1, 2011 → Nov 26, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US9076920B2 Aqueous alkaline etching and cleaning composition and method for treating the surface of silicon substrates Emerging Cross-Sectional Technologies 1 Active
US12084628B2 Composition comprising a primary and a secondary surfactant, for cleaning or rinsing a product Electricity 0 Active

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