Inventor · Newark, DE, US

Len D. Spaulding

3Patents
1h-index
3Co-inventors
33Inventor score

Filing activity: Sep 5, 2000 → Dec 5, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US6458183B1 Method for purifying ruthenium and related processes Chemistry; Metallurgy 15 Expired
US7129170B2 Method for depositing and etching ruthenium layers Chemistry; Metallurgy 1 Expired
US8187561B2 Processes and systems for recovering catalyst promoter from catalyst substrates Emerging Cross-Sectional Technologies 1 Active

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