Ralph Miller
20Patents
6h-index
6Co-inventors
62Inventor score
Filing activity: Jul 22, 1974 → Oct 20, 1994
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US3961932A | Process for coating granular fertilizers with chelated micronutrients | Chemistry; Metallurgy | 37 | Expired |
| US4141963A | Thermal decomposition of metal nitrates | Chemistry; Metallurgy | 18 | Expired |
| US4141961A | Production of H.sub.2 S from SO.sub.2 obtained from flue gas | Performing Operations; Transporting | 11 | Expired |
| US4779931A | Safety support and stop assembly | Performing Operations; Transporting | 9 | Expired |
| US5549334A | Retaining band assembly for internal pipe seals | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4693881A | Simultaneous separation and conversion to sulfur of H.sub.2 S | Chemistry; Metallurgy | 7 | Expired |
| US4209471A | Process for the purification of O,O-di(lower)alkyldithiophosphoric acids | Chemistry; Metallurgy | 6 | Expired |
| US4255388A | Apparatus for the production of H.sub.2 S from SO.sub.2 obtained from flue gas | Chemistry; Metallurgy | 5 | Expired |
| US4663135A | Conversion of oxides of nitrogen to nitrogen for pollution abatement | Emerging Cross-Sectional Technologies | 5 | Expired |
| USD300309S | Universal safety blocks for dump trucks | General | 4 | Expired |
| US4131642A | Treatment of the waste from the production of tertiary butyl amine to recover sodium sulfate and methyl or sodium formate | Chemistry; Metallurgy | 4 | Expired |
| US4837001A | Production of sulfur from sulfur dioxide obtained from flue gas | Chemistry; Metallurgy | 4 | Expired |
| US4155989A | Removal of nitric acid from nitric acid-sulfuric acid mixtures | Chemistry; Metallurgy | 4 | Expired |
| US4100263A | Process for preparing cyanogen chloride and gaseous chlorine | Chemistry; Metallurgy | 3 | Expired |
| US4588567A | Recovery of concentrated H.sub.2 S from SO.sub.2 contained in flue gas | Chemistry; Metallurgy | 3 | Expired |
| US4818514A | Method for recycling NO in a system producing ferric sulfate | Chemistry; Metallurgy | 2 | Expired |
| US4094958A | Process for the separation of NH.sub.3 from a gaseous mixture containing NH.sub.3 and HCN | Chemistry; Metallurgy | 2 | Expired |
| US4902534A | Method for producing pliable wallcovering to replicate aged, cracked plaster wall finish | Emerging Cross-Sectional Technologies | 1 | Expired |
| US4175116A | Non-electrolytic production of chlorine utilizing HC.sub.1 derived from a cyanogen chloride process | Chemistry; Metallurgy | 0 | Expired |
| US4681710A | Production of sulfonated amines | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.