Isao Ito
42Patents
13h-index
106Co-inventors
84Inventor score
Filing activity: Apr 21, 1975 → Dec 18, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5608136A | Method and apparatus for pyrolytically decomposing waste plastic | Emerging Cross-Sectional Technologies | 67 | Expired |
| US7843101B2 | Interior permanent magnet electric motor including a rotor having circumferential surface portions with defined curve profiles | Electricity | 47 | Active |
| US6172275A | Method and apparatus for pyrolytically decomposing waste plastic | Chemistry; Metallurgy | 40 | Expired |
| US4966268A | Driving power transmission device | Emerging Cross-Sectional Technologies | 40 | Expired |
| US4763601A | Continuous composite coating apparatus for coating strip | Chemistry; Metallurgy | 31 | Expired |
| US4297034A | Apparatus for measuring contour configuration of articles | Physics | 28 | Expired |
| US5456049A | Window molding for automobiles | Performing Operations; Transporting | 24 | Expired |
| US5245889A | Flywheel | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US5768666A | Developing apparatus comprising excessive toner separation means | Physics | 17 | Expired |
| US4945487A | Data processing device for three dimensional surface machining | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4968195A | Method and tool for machining a three dimensional surface | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4009502A | Wiper device | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US4298285A | Apparatus for measuring contour configuration of articles | Physics | 15 | Expired |
| US5427843A | Ceramic-coated metal sheet | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6648749B2 | Quarter vent duct | Performing Operations; Transporting | 9 | Expired |
| US4050638A | Radioactive matter containing waste gas treating installation | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4321748A | Small dynamoelectric machine and method for making same | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5031265A | Wiper device for wiping a vehicle windshield | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4567097A | Composite heat-insulating material | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6823252B2 | Drive power distribution control method and device for four-wheel drive vehicle | Performing Operations; Transporting | 5 | Expired |
| US5093952A | Wiper device for wiping a vehicle windshield | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6133661A | Rotating electric machine usable in radioactive environment | Electricity | 5 | Expired |
| US7340199B2 | Image forming device | Physics | 4 | Expired |
| US5752139A | Dual-component magnetic brush developing device | Physics | 4 | Expired |
| US7923183B2 | Image forming apparatus and image forming method | Physics | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.