Kenichi Yoshida
166Patents
22h-index
218Co-inventors
93Inventor score
Filing activity: Feb 5, 1973 → Sep 15, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5931946A | Network system having external/internal audit system for computer security | Physics | 164 | Expired |
| US4315245A | Optical information reading device | Physics | 99 | Expired |
| US6651900B1 | Control apparatus for a fire pump, operation display apparatus for a fire pump and operation mode control apparatus for a fire pump | Human Necessities | 96 | Expired |
| US4576146A | Fiberscope | Emerging Cross-Sectional Technologies | 93 | Expired |
| US4931853A | IC card and method of manufacturing the same | Emerging Cross-Sectional Technologies | 72 | Expired |
| US7282785B2 | Surface mount type semiconductor device and lead frame structure thereof | Electricity | 53 | Expired |
| US7880865B2 | Laser radar apparatus for three-dimensional detection of objects | Physics | 42 | Active |
| US5436869A | Memory controller which can carry out a high speed access when supplied with input addresses with a time interval left between the input addresses having the same row address | Physics | 40 | Expired |
| US4635356A | Method of manufacturing a circuit module | Emerging Cross-Sectional Technologies | 39 | Expired |
| US4429392A | Laser output controlling device | Electricity | 39 | Expired |
| US7279855B2 | Electric drive device for vehicle and hybrid engine/motor-type four wheel drive device | Emerging Cross-Sectional Technologies | 35 | Expired |
| US4593973A | Composite optical fiber and imaging catheter and method for producing the same | Performing Operations; Transporting | 34 | Expired |
| US6912568B1 | Service management system | Electricity | 31 | Expired |
| US4939680A | Expert system using deep knowledge and shallow knowledge | Emerging Cross-Sectional Technologies | 29 | Expired |
| USRE33162E | Method and apparatus for guidance of an operation of operating power plants | General | 27 | Expired |
| US7180898B2 | Communication system | Electricity | 27 | Expired |
| US5767853A | Computer operating method and computer operated thereby | Physics | 26 | Expired |
| US5577902A | Robot hand for forging working | Performing Operations; Transporting | 26 | Expired |
| US6810421B1 | Communication network system and method for controlling services in a communication network system | Electricity | 26 | Expired |
| US4563746A | Method of operating power plants | Emerging Cross-Sectional Technologies | 26 | Expired |
| US4512615A | Brake controller | Performing Operations; Transporting | 23 | Expired |
| US6862619B1 | Network management system equipped with event control means and method | Electricity | 23 | Expired |
| US6547528B1 | Control system for fire pump | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US4545198A | Gas turbine engine control system | Emerging Cross-Sectional Technologies | 22 | Expired |
| US7437723B1 | System for managing distribution of programs | Physics | 20 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.