Richard Ruhr
15Patents
11h-index
37Co-inventors
72Inventor score
Filing activity: Feb 5, 1992 → Feb 5, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5203366A | Apparatus and method for mixing and dispensing chemical concentrates at point of use | Emerging Cross-Sectional Technologies | 100 | Expired |
| US6719891B2 | Point-of-use generation of chlorinated alkaline cleaning solutions by electrolysis | Chemistry; Metallurgy | 50 | Expired |
| US5597793A | Adherent foam cleaning compositions | Chemistry; Metallurgy | 44 | Expired |
| US6686325B2 | Alkaline sensitive metal cleaning composition, method for cleaning an alkaline sensitive metal surface, and washing facility | Chemistry; Metallurgy | 41 | Expired |
| US5799831A | Dual aspirator | Emerging Cross-Sectional Technologies | 36 | Expired |
| US6696394B1 | Conveyor lubricants for use in the food and beverage industries | Chemistry; Metallurgy | 29 | Expired |
| US6537960B1 | Surfactant blend for use in highly alkaline compositions | Chemistry; Metallurgy | 28 | Expired |
| US6268324A | Thickened hard surface cleaner | Chemistry; Metallurgy | 15 | Expired |
| US6812194B2 | Alkaline metal cleaner comprising sulfonated-hydrophobically modified polyacrylate | Chemistry; Metallurgy | 14 | Expired |
| US6218349A | Composition suitable for removing proteinaceous material | Chemistry; Metallurgy | 12 | Expired |
| US6630434B2 | Thickened hard surface cleaner | Chemistry; Metallurgy | 12 | Expired |
| US8387777B2 | Conveyor chain tension monitor | Performing Operations; Transporting | 10 | Active |
| US8343898B2 | Method of lubricating conveyors using oil in water emulsions | Chemistry; Metallurgy | 2 | Active |
| US8727102B2 | Conveyor chain tension monitor | Physics | 1 | Active |
| US7041177B2 | High temperature rapid soil removal method | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.