Inventor · Ahrensburg, DE

Andreas Bleckmann

21Patents
7h-index
34Co-inventors
69Inventor score

Filing activity: Jan 7, 1999 → Nov 29, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6793929B2 Preparations of the w/o emulsion type with an increased water content, comprising moderately polar lipids and silicone emulsifiers and, if desired, cationic polymers Human Necessities 29 Expired
US6383503B1 PREPARATIONS OF THE W/O EMULSION TYPE WITH AN INCREASED WATER CONTENT, ADDITIONALLY COMPRISING ONE OR MORE ALKYLMETHICONE COPOLYOLS AND/OR ALKYLDIMETHICONE COPOLYOLS, AND, IF DESIRED, CATIONIC POLYMERS Human Necessities 15 Expired
US6821934B1 Flowable preparations of the water-in-oil emulsion type having an increased water content Human Necessities 14 Expired
US6649577B1 Flowable preparations of the W/O emulsion type with an increased water content Human Necessities 12 Expired
US6419938B1 Cosmetic and dermatological preparations based on O/W emulsions Human Necessities 10 Expired
US6558680B1 Cosmetic and dermatological preparations based on O/W emulsions Human Necessities 9 Expired
US7820150B2 Cosmetic or dermatological formulations of improved pearlescence Human Necessities 7 Active
US7138128B2 Preparations of the W/O emulsion type with an increased water content, and comprising cationic polymers Chemistry; Metallurgy 3 Expired
US6936265B2 PREPARATIONS OF THE W/O EMULSION TYPE WITH AN INCREASED WATER CONTENT BASED ON LOW-VISCOSITY, READILY SPREADABLE LIPID COMPONENTS, ADDITIONALLY COMPRISING ONE OR MORE ALKYLMETHICONE COPOLYOLS AND/OR ALKYLDIMETHICONE COPOLYOLS Human Necessities 3 Expired
US8741321B2 Capsule whose envelope is separately imperceptible during the topical use thereof Human Necessities 3 Active
US6503518B1 Reduced lipid flowable preparations Human Necessities 1 Expired
US6653397B2 PREPARATIONS OF THE W/O EMULSION TYPE WITH AN INCREASED WATER CONTENT, COMPRISING MODERATELY POLAR AND/OR NONPOLAR LIPIDS AND ONE OR MORE INTERFACE-ACTIVE POLYETHERS OF THE A-O-B-O-A TYPE, AND COMPRISING AT LEAST ONE SUBSTANCE CHOSEN FROM THE GROUP OF CATIONIC POLYMERS Human Necessities 1 Expired
US11197805B2 Cosmetic sunscreen stick Human Necessities 0 Active
US10952935B2 Cosmetic preparation containing soda-lime-borosilicate glass beads Human Necessities 0 Active
US8012460B2 Gel emulsions in the form of O/W emulsions having a hydrocolloid content Human Necessities 0 Expired
US9808410B2 Octocrylene-free sunscreen composition with low stickiness Human Necessities 0 Active
US8084507B2 Cosmetic O/W emulsion comprising 1,2-hexanediol Human Necessities 0 Active
US6962711B1 Cosmetic and dermatological preparations comprising increased electrolyte concentrations Human Necessities 0 Expired
US12171860B2 Body milk Human Necessities 0 Active
US6551601B1 Cosmetic and dermatological preparations based on O/W emulsions Human Necessities 0 Expired
US7875653B2 Emulsion comprising 1,2-alkanediols and polar oil components Human Necessities 0 Active

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