Tetsuo Ito
67Patents
18h-index
107Co-inventors
87Inventor score
Filing activity: Sep 18, 1973 → Sep 14, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5701394A | Information processing apparatus having a neural network and an expert system | Emerging Cross-Sectional Technologies | 112 | Expired |
| US5581242A | Automatic alarm display processing system in plant | Physics | 53 | Expired |
| US4651172A | Information recording medium | Emerging Cross-Sectional Technologies | 52 | Expired |
| US5407880A | Catalysts for adsorption of hydrocarbons | Performing Operations; Transporting | 46 | Expired |
| US4673974A | Image transmission system | Electricity | 40 | Expired |
| US4045767A | Method of ultrasonic data communication and apparatus for carrying out the method | Electricity | 38 | Expired |
| US5120082A | Mud guard with reinforcement film | Performing Operations; Transporting | 30 | Expired |
| US4654590A | Method and apparatus for detecting the position of a movable object utilizing the magnetostrictive effect to generate ultrasonic waves | Physics | 29 | Expired |
| US4773060A | Optical information recording device | Physics | 25 | Expired |
| US4542479A | Distributed control system | Physics | 24 | Expired |
| US4718053A | Optical information apparatus and method of recording and erasing information | Physics | 21 | Expired |
| US6091582A | Thin film magnetic recording head with very narrow track width performing high density recording at high driving frequency | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4494954A | Process for producing colored contact lens | Physics | 21 | Expired |
| US5777896A | Plant operating and monitoring apparatus | Physics | 20 | Expired |
| US4811328A | Optical recording and reproducing device | Physics | 20 | Expired |
| US4879087A | Nuclear power plant | Emerging Cross-Sectional Technologies | 19 | Expired |
| US3971287A | Damper for string instrument | Physics | 19 | Expired |
| US5748495A | Plant operating and monitoring apparatus | Physics | 18 | Expired |
| US5292696A | Hydrocarbon adsorbing body | Performing Operations; Transporting | 16 | Expired |
| US5287264A | Multicontroller apparatus, multicontroller system, nuclear reactor protection system, inverter control system and diagnostic device | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6530141B2 | Method of forming thin film magnetic recording head with narrow track width performing high density recording at high driving frequency | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4520483A | Signal diagnostic method and apparatus for multiple transmission system | Electricity | 12 | Expired |
| US7482701B2 | Production equipment of resin molding semiconductor device, method of manufacturing resin molding semiconductor device, and resin molding semiconductor device | Electricity | 11 | Active |
| US4738910A | Method of applying a resist | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4400059A | Liquid crystal display device | Physics | 10 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.