Herman Stone
14Patents
11h-index
11Co-inventors
69Inventor score
Filing activity: Mar 24, 1977 → Dec 21, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4374207A | Intumescent flexible polyurethane foam | Chemistry; Metallurgy | 75 | Expired |
| US5123936A | Process and apparatus for the removal of fine particulate matter and vapors from process exhaust air stream | Emerging Cross-Sectional Technologies | 65 | Expired |
| US4226944A | Process for a polyurethane foam containing fragrance | Emerging Cross-Sectional Technologies | 61 | Expired |
| US4906672A | Blowing agents for polyurethane foam | Chemistry; Metallurgy | 48 | Expired |
| US4950695A | Reduction of firmness in flexible polyurethane foam by addition of monofunctional alcohols, polyesters, and polyethers | Chemistry; Metallurgy | 25 | Expired |
| US5006569A | Density reduction in flexible polyurethane foams | Chemistry; Metallurgy | 24 | Expired |
| US5447963A | Method for reducing volatile emissions generated during the preparation of foams and fabrication of foam products | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5128379A | Process for rapid cooling of polyurethane foam | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4193887A | Filled detergent foam made by a one shot process | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4251635A | Production of polyurethane foam of reduced tendency to form embers when burned | Chemistry; Metallurgy | 13 | Expired |
| US4275169A | Intumescent flexible polyurethane foam having incorporated into the reaction mixture an aliphatic aldehyde | Chemistry; Metallurgy | 13 | Expired |
| US5086082A | Ignition resistant polyurethane foams with melamine | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4124518A | One-shot process for making a filled detergent polyurethane foam | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6670404B2 | Polymeric foam powder processing techniques, foam powders products, and foams produced containing those foam powders | Emerging Cross-Sectional Technologies | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.