Katsuya Ebara
22Patents
11h-index
57Co-inventors
74Inventor score
Filing activity: Feb 12, 1976 → Apr 10, 1992
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5105556A | Vapor washing process and apparatus | Mechanical Engineering; Lighting; Heating | 107 | Expired |
| US4879041A | Process for producing ultra-pure water and process for using said ultra-pure water | Emerging Cross-Sectional Technologies | 73 | Expired |
| US5300197A | Distillation apparatus with porous membrane and heat pump | Emerging Cross-Sectional Technologies | 67 | Expired |
| US4894355A | Flexible, water-repellent baked carbon plate, its production, fuel cell electrode, fuel cell electrode plate and its production and fuel cell | Emerging Cross-Sectional Technologies | 46 | Expired |
| US4698153A | Apparatus for producing ultra-pure water by ion exchange resin | Emerging Cross-Sectional Technologies | 42 | Expired |
| US4953694A | Distilling apparatus | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4986079A | Apparatus and method of generating coldness | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US4198293A | Tubular membrane separation process and apparatus therefor | Performing Operations; Transporting | 16 | Expired |
| US4746437A | Method and apparatus for concentration aqueous solution and method and apparatus for recovering temperature | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4670137A | Impurity detector | Physics | 14 | Expired |
| US4638646A | Heat storing apparatus | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5289868A | Absorption chiller heater and unit-type air conditioning system | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4389253A | Process for removing crud from ion exchange resin | Performing Operations; Transporting | 11 | Expired |
| US5018367A | Cooling energy generator with cooling energy accumulator | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US4505824A | Method and apparatus for purifying liquid using an electromagnetic filter | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4255255A | Tubular membrane separation process and apparatus therefor | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5205137A | Absorption air conditioner | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4177138A | Dialysis method and apparatus therefor | Performing Operations; Transporting | 4 | Expired |
| US4080289A | Apparatus for treating waste water or solution | Performing Operations; Transporting | 4 | Expired |
| US4619768A | Method of removing crude oil sludge | Performing Operations; Transporting | 4 | Expired |
| US4783277A | Absorption-type refrigerator | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US4861383A | Process for recovering subterranean stem starch and protein | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.