Inventor · Ridgefield, CT, US

Herbert Lapidus

17Patents
10h-index
2Co-inventors
62Inventor score

Filing activity: Aug 29, 1973 → Jun 20, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US4503116A Dental adhesive device and method of producing same Emerging Cross-Sectional Technologies 42 Expired
US4583986A Catalyzed bismuth dye system for human hair Human Necessities 40 Expired
US5543148A Stick delivery system for topical application of a treatment agent Emerging Cross-Sectional Technologies 36 Expired
US5197208A Odor-adsorbent activated charcoal Human Necessities 21 Expired
US5624745A Dental adhesive device and method for producing same Emerging Cross-Sectional Technologies 20 Expired
US4937076A Chewable aspirin and buffering material tablet and method for producing same Human Necessities 20 Expired
US4632880A Dental adhesive device and method of producing same Emerging Cross-Sectional Technologies 20 Expired
US4104021A Process for dyeing hair in which the depth of shade is gradually increased in successive treatments Human Necessities 18 Expired
US6638881B2 Dental adhesive device and method of producing same Emerging Cross-Sectional Technologies 13 Expired
US6818204B2 Stable foam for use in disposable wipe Chemistry; Metallurgy 12 Expired
US4195972A Aqueous-based hair dyeing composition containing a soluble bismuth salt and a reducing compound Human Necessities 8 Expired
US3954393A Hair dyeing composition containing bismuth citrate, triethanolamine and sulfur Human Necessities 6 Expired
US4306873A Aqueous-based hair dyeing composition containing a soluble bismuth salt complex and a reducing compound Human Necessities 4 Expired
US5192333A Aqueous progressive hair colorant having soluble sulfur source and amphoteric surfactant Human Necessities 2 Expired
US4960077A Animal collar Human Necessities 2 Expired
USRE29501E Deodorizer sheet material and insole General 2 Expired
US4844712A Dyeing composition for fibrous materials Textiles; Paper 1 Expired

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