Ichiro Matsumoto
14Patents
7h-index
19Co-inventors
63Inventor score
Filing activity: Dec 13, 1991 → Jan 16, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5670071A | MAG arc welding apparatus | Performing Operations; Transporting | 83 | Expired |
| US6597968B2 | Numerical control apparatus and control method of machine tool | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5508493A | Method of MAG arc welding and welding apparatus | Performing Operations; Transporting | 15 | Expired |
| US5667709A | Method of MAG arc welding | Performing Operations; Transporting | 11 | Expired |
| US6999843B2 | Numerical control apparatus and CAM system | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6556879B1 | Numerical controlling unit using machining information | Physics | 8 | Expired |
| US6859680B2 | Numerical controlling unit having tool-breakage detecting function | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5555546A | Apparatus for decoding a DPCM encoded signal | Physics | 7 | Expired |
| US7659682B2 | Servo motor controlling method | Electricity | 6 | Active |
| US5930157A | Autocorrelation coefficient operator having analog circuit element | Physics | 1 | Expired |
| US6690136B2 | Numerical controlling unit | Physics | 1 | Expired |
| US7668344B2 | Stain inspection method and apparatus | Physics | 0 | Active |
| US11480501B2 | Diagnosis device and diagnosis method for plant | Physics | 0 | Active |
| US6823233B2 | Numerical controlling unit | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.