Inventor · Holzminden, DE

Steffen Sonnenberg

9Patents
4h-index
23Co-inventors
49Inventor score

Filing activity: Aug 28, 1997 → Jan 5, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US7157411B2 Odor neutralizers Human Necessities 33 Expired
US5972878A Use of substituted 2-acetylbenzofurans as odoriferous substances Chemistry; Metallurgy 6 Expired
US6741954B2 Selection method for odorants Chemistry; Metallurgy 6 Expired
US6624125B2 Care agents Human Necessities 5 Expired
US7129380B2 (Z)-7-cyclohexadecen-1-one as an odorant Chemistry; Metallurgy 4 Expired
US5874398A Ethylvanillin isobutyrate Chemistry; Metallurgy 3 Expired
US8268772B2 Depot preparations Chemistry; Metallurgy 1 Active
US7767640B2 Mixtures for use as musk fragrance Chemistry; Metallurgy 1 Expired
US6906021B2 Care gents Human Necessities 0 Expired

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