Helmut Harth
6Patents
6h-index
5Co-inventors
48Inventor score
Filing activity: Jan 14, 1975 → Apr 9, 1981
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4397837A | Process and composition for the remineralization and prevention of demineralization of animal teeth including humans | Human Necessities | 65 | Expired |
| US4332791A | Toothpaste active against plaque comprising a copper compound and a silica polishing agent | Human Necessities | 62 | Expired |
| US4339429A | Toothpaste active against plaque comprising a copper compound and a plastic polishing agent | Human Necessities | 42 | Expired |
| US4181621A | Cleaning agents for dentures | Chemistry; Metallurgy | 22 | Expired |
| US4209504A | Toothpaste with zeolite polishing agent | Human Necessities | 13 | Expired |
| US4193987A | Non-corrosive toothpaste | Human Necessities | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.