James L. Copeland
68Patents
33h-index
50Co-inventors
91Inventor score
Filing activity: Feb 17, 1981 → Oct 5, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4826661A | Solid block chemical dispenser for cleaning systems | Emerging Cross-Sectional Technologies | 167 | Expired |
| US4690305A | Solid block chemical dispenser for cleaning systems | Performing Operations; Transporting | 155 | Expired |
| US4426362A | Solid block detergent dispenser | Chemistry; Metallurgy | 153 | Expired |
| USRE32818E | Cast detergent-containing article and method of using | General | 139 | Expired |
| US4845965A | Method and apparatus for dispensing solutions | Textiles; Paper | 133 | Expired |
| USRE32763E | Cast detergent-containing article and method of making and using | General | 120 | Expired |
| US5316688A | Water soluble or dispersible film covered alkaline composition | Chemistry; Metallurgy | 112 | Expired |
| US6404837B1 | Usage competent hand soap dispenser with data collection and display capabilities | Human Necessities | 110 | Expired |
| US6707873B2 | Usage competent hand soap dispenser with data collection and display capabilities | Human Necessities | 94 | Expired |
| US5992698A | Liquid soap dispenser | Emerging Cross-Sectional Technologies | 92 | Expired |
| USD334420S | Chemical detergent block | General | 88 | Expired |
| US5358653A | Chlorinated solid rinse aid | Chemistry; Metallurgy | 80 | Expired |
| US4569781A | Cast detergent-containing article and method of using | Chemistry; Metallurgy | 79 | Expired |
| US6542568B1 | Soap dispenser having reward program | Human Necessities | 74 | Expired |
| US6463940B1 | Smart rack and machine system | Human Necessities | 70 | Expired |
| US4999124A | Solid block chemical dispenser for cleaning systems | Human Necessities | 68 | Expired |
| US5389344A | Variable concentration, solid chemical dispenser | Performing Operations; Transporting | 64 | Expired |
| US5137694A | Industrial solid detergent dispenser and cleaning system | Emerging Cross-Sectional Technologies | 63 | Expired |
| US5259557A | Solution proportioner and dispensing system | Performing Operations; Transporting | 63 | Expired |
| US4569780A | Cast detergent-containing article and method of making and using | Chemistry; Metallurgy | 63 | Expired |
| US5505915A | Solid chemical dispenser with movable nozzle | Performing Operations; Transporting | 58 | Expired |
| US5681400A | Self-optimizing detergent controller for controlling variable additive concentration level in a warewashing machine | Textiles; Paper | 57 | Expired |
| US4725376A | Method of making solid cast alkaline detergent composition | Chemistry; Metallurgy | 54 | Expired |
| US5556478A | Self-optimizing detergent controller for minimizing detergent set-point overshoot | Textiles; Paper | 51 | Expired |
| US5344074A | Dispensing apparatus having a removable variable proportioning and metering device | Emerging Cross-Sectional Technologies | 48 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.