Toshiyuki Morishita
38Patents
11h-index
66Co-inventors
78Inventor score
Filing activity: Sep 26, 1996 → Jun 18, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6118152A | Semiconductor device and method of manufacturing the same | Electricity | 54 | Expired |
| US8023698B2 | Information device operation apparatus | Physics | 51 | Active |
| US5777365A | Semiconductor device having a silicon-on-insulator structure | Electricity | 47 | Expired |
| US6525375B1 | Semiconductor device having trench filled up with gate electrode | Electricity | 41 | Expired |
| US6495883B2 | Trench gate type semiconductor device and method of manufacturing | Electricity | 38 | Expired |
| US6630389B2 | Method for manufacturing semiconductor device | Electricity | 19 | Expired |
| US6710435B2 | Semiconductor device arrangement and method of fabricating the same | Electricity | 17 | Expired |
| US6855981B2 | Silicon carbide power device having protective diode | Electricity | 16 | Expired |
| US6696323B2 | Method of manufacturing semiconductor device having trench filled up with gate electrode | Electricity | 15 | Expired |
| US7855384B2 | SIC semiconductor device and method for manufacturing the same | Electricity | 14 | Active |
| US7732821B2 | Silicon carbide semiconductor device | Electricity | 13 | Active |
| US6938473B2 | Apparatus for measuring flow amount | Physics | 8 | Expired |
| US7073331B2 | Steam engine | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US7185491B2 | Steam engine | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US7129176B2 | Optical device having micro lens array and method for manufacturing the same | Electricity | 5 | Expired |
| US6973788B2 | Steam engine | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US7268677B2 | Information processing system | Performing Operations; Transporting | 4 | Expired |
| US7424802B2 | Steam engine | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US7799588B2 | Method of manufacturing the optical device by a stopper to form an oxide block | Physics | 3 | Active |
| US7763504B2 | Method for manufacturing silicon carbide semiconductor device | Electricity | 3 | Active |
| US7230283B2 | Semiconductor device having a metal conductor in ohmic contact with the gate region on the bottom of each groove | Electricity | 3 | Expired |
| US8456076B2 | Electron emitting source and manufacturing method of electron emitting source | Electricity | 2 | Active |
| US7355207B2 | Silicon carbide semiconductor device and method for manufacturing the same | Electricity | 2 | Expired |
| US7493751B2 | External combustion engine | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US7335928B2 | Semiconductor device having a metal conductor in ohmic contact with the gate region on the bottom of each the first groove | Electricity | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.