Yuichi Takeuchi
71Patents
9h-index
82Co-inventors
81Inventor score
Filing activity: Jun 18, 1996 → Dec 9, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD520020S1 | Portable multimedia player | General | 189 | Expired |
| US6057558A | Silicon carbide semiconductor device and manufacturing method thereof | Electricity | 167 | Expired |
| US6133587A | Silicon carbide semiconductor device and process for manufacturing same | Electricity | 99 | Expired |
| US6297100A | Method of manufacturing silicon carbide semiconductor device using active and inactive ion species | Emerging Cross-Sectional Technologies | 72 | Expired |
| US6054752A | Semiconductor device | Electricity | 65 | Expired |
| US5744826A | Silicon carbide semiconductor device and process for its production | Emerging Cross-Sectional Technologies | 64 | Expired |
| US6262439A | Silicon carbide semiconductor device | Electricity | 42 | Expired |
| US7141498B2 | Method of forming an ohmic contact in wide band semiconductor | Electricity | 9 | Expired |
| US5798833A | Rotation speed measuring machine for flying globe | Physics | 9 | Expired |
| US7399676B2 | Silicon carbide semiconductor device and method for manufacturing the same | Electricity | 5 | Active |
| US9082815B2 | Semiconductor device having carrier extraction in electric field alleviating layer | Electricity | 5 | Active |
| US9614071B2 | Semiconductor device | Electricity | 4 | Active |
| US6363988B1 | Manufacturing apparatus for single-wire bead | Performing Operations; Transporting | 4 | Expired |
| US8748975B2 | Switching element and manufacturing method thereof | Electricity | 4 | Active |
| US7582932B2 | Silicon carbide semiconductor device and method for manufacturing the same | Emerging Cross-Sectional Technologies | 3 | Expired |
| US9954096B2 | Switching device and method of manufacturing the same | Electricity | 3 | Active |
| US9818860B2 | Silicon carbide semiconductor device and method for producing the same | Electricity | 3 | Active |
| US10134593B2 | Semiconductor device and method for manufacturing same | Electricity | 3 | Active |
| US8097917B2 | Silicon carbide semiconductor device | Emerging Cross-Sectional Technologies | 3 | Active |
| US7541300B2 | Silicon carbide semiconductor device and method for manufacturing the same | Emerging Cross-Sectional Technologies | 2 | Active |
| US9773883B2 | Method for manufacturing insulated gate type switching device having low-density body region and high-density body region | Electricity | 2 | Active |
| US9450068B2 | Method for manufacturing silicon carbide semiconductor device | Electricity | 2 | Active |
| US9543428B2 | Silicon carbide semiconductor device and method for producing the same | Electricity | 2 | Active |
| US9679989B2 | Insulated gate type switching device and method for manufacturing the same | Electricity | 2 | Active |
| US11107911B2 | Semiconductor device and method for manufacturing same | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.