Inventor · Hilden, DE

Werner Seipel

32Patents
9h-index
63Co-inventors
78Inventor score

Filing activity: Sep 23, 1994 → Nov 3, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US5656200A Foaming emulsions Chemistry; Metallurgy 29 Expired
US6333040A Cosmetic preparations Human Necessities 25 Expired
US7318929B2 Cosmetic preparations Human Necessities 24 Expired
US5478554A Process for reducing the content of free fromaldehyde and formic acid in nonionic and anionic surfactants Chemistry; Metallurgy 19 Expired
US6835701B2 Cleaning towels for hair care Human Necessities 18 Expired
US6300508A Thickened aqueous surfactant solutions Chemistry; Metallurgy 11 Expired
US6656454B1 Method for producing surfactant granulates Chemistry; Metallurgy 11 Expired
US6586379B1 Syndet soap bars comprising olefin sulfonate Chemistry; Metallurgy 10 Expired
US6641803B1 Hair-conditioning agents Human Necessities 10 Expired
US8920786B2 Shampoo composition having improved care properties Human Necessities 8 Active
US5981452A Syndet soaps comprising alkyl and/or alkenyl oligoglycosides Chemistry; Metallurgy 7 Expired
US8343470B2 Shampoo composition having improved care properties Human Necessities 7 Active
US8658581B2 Shampoo composition with improved care performance Human Necessities 7 Active
US6537562B1 Cosmetic PIT emulsions Human Necessities 7 Expired
US6235696A Heavily foaming detergent mixtures containing fatty acid polyglycol ester sulphates Chemistry; Metallurgy 6 Expired
US5925747A Pumpable water-containing surfactant concentrates Chemistry; Metallurgy 5 Expired
US5883068A Pumpable water-containing surfactant concentrates Chemistry; Metallurgy 5 Expired
US6740130B2 Hair-colorant preparations and methods of using the same Human Necessities 4 Expired
US6432419B1 Use of fats to replace silicone in cosmetic and/or pharmaceutical preparations Human Necessities 4 Expired
US6723311B1 Clear, cosmetic preparations containing fatty alcohol polyglycol ethers, ether sulfates and/or alk(en)yl oligoglycosides, and methods of preparing the same Human Necessities 3 Expired
US6300297A Hard soap containing fatty acid polyglycol ester sulphates Chemistry; Metallurgy 3 Expired
US6207140A Sun screening agents in the form of oil/water micro emulsions Human Necessities 3 Expired
US6340665B1 Method for producing neutral sugar surfactant granulates Human Necessities 2 Expired
US6755201B1 Method for the durable shaping of keratin fibers Human Necessities 2 Expired
US6288021A Method for the production of waterfree and dustfree anionic surfactants Chemistry; Metallurgy 1 Expired

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