Inventor · Mason, OH, US

Robert Scott Youngquist

24Patents
7h-index
34Co-inventors
69Inventor score

Filing activity: Dec 8, 2000 → Jun 26, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US7388029B2 Compositions and methods for treating hair loss using non-naturally occurring prostaglandins Human Necessities 47 Expired
US6525094B1 Method of treating hair loss using diphenylether derivatives Human Necessities 20 Expired
US7407987B2 Compositions and methods for treating hair loss using C16-C20 aromatic tetrahydro prostaglandins Human Necessities 15 Active
US8906962B2 Compositions and methods for treating hair loss using non-naturally occurring prostaglandins Human Necessities 13 Active
US6723717B1 Sulfur-containing thyroxane derivatives and their use as hair growth promotors Chemistry; Metallurgy 9 Expired
US7074570B2 Peptide fragmentation Emerging Cross-Sectional Technologies 7 Expired
US8541466B2 Compositions and methods for treating hair loss using non-naturally occurring prostaglandins Human Necessities 7 Active
US8980876B2 Inhibition of microbial growth by aconitase inhibition Chemistry; Metallurgy 7 Active
US6607579B2 Apparatus and method for purifying air Performing Operations; Transporting 6 Expired
US10543157B2 Method of treating a hair disorder with N-hydroxypyridinones Human Necessities 5 Active
US10036741B2 Systems, models and methods for identifying and evaluating skin-active agents effective for treating an array of skin disorders Physics 4 Active
US8986664B2 Use of monoamine oxidase inhibitors to improve epithelial biology Human Necessities 4 Active
US8618086B2 Compositions and methods for treating hair loss using C16-C20 aromatic tetrahydro prostaglandins Human Necessities 4 Active
US9434993B2 Systems for identifying cosmetic agents for skin care compositions Physics 2 Active
US9346837B2 Cosmetic and pharmaceutical compositions and methods using 2-decarboxy-2-phosphinico derivatives Human Necessities 2 Active
US11771765B2 Light augmented treatment method Human Necessities 0 Active
US6646005B1 Method of treating hair loss using sulfonyl thyromimetic compounds Human Necessities 0 Expired
US9877908B2 Cosmetic and pharmaceutical compositions and methods using 2-decarboxy-2-phosphinico derivatives Human Necessities 0 Active
US10563258B2 Method of making skin care compositions Physics 0 Active
US10072293B2 Systems, models and methods for identifying and evaluating skin-active agents effective for treating dandruff/seborrheic dermatitis Chemistry; Metallurgy 0 Active
US9675539B2 Cosmetic and pharmaceutical compositions and methods using 2-decarboxy-2-phosphinico derivatives Human Necessities 0 Active
US9579270B2 Compositions and methods for treating hair loss using non-naturally occurring prostaglandins Human Necessities 0 Active
US6680344B1 Method of treating hair loss using diphenylmethane derivatives Human Necessities 0 Expired
US9920357B2 Systems and methods for identifying cosmetic agents for hair/scalp care compositions Physics 0 Active

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