Tomio Yamada
28Patents
10h-index
65Co-inventors
78Inventor score
Filing activity: Apr 26, 1976 → Jun 14, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6683396B2 | Portable motor powered device | Performing Operations; Transporting | 63 | Expired |
| US6873067B2 | Linear oscillator | Electricity | 42 | Expired |
| US7315098B2 | Linear oscillator and electrically driven toothbrush | Electricity | 38 | Expired |
| US5200366A | Semiconductor device, its fabrication method and molding apparatus used therefor | Emerging Cross-Sectional Technologies | 38 | Expired |
| US6958553B2 | Linear oscillator | Electricity | 31 | Expired |
| US4095253A | Single in-line high power resin-packaged semiconductor device having an improved heat dissipator | Electricity | 25 | Expired |
| US6710263B2 | Semiconductor devices | Electricity | 21 | Expired |
| US5677570A | Semiconductor integrated circuit devices for high-speed or high frequency | Electricity | 17 | Expired |
| US7023706B2 | Semiconductor device and manufacturing the same | Electricity | 14 | Expired |
| US5382546A | Semiconductor device and method of fabricating same, as well as lead frame used therein and method of fabricating same | Emerging Cross-Sectional Technologies | 13 | Expired |
| US7328474B2 | Electric toothbrush with linear oscillator | Electricity | 8 | Expired |
| US4033645A | Bearing device | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US7323770B2 | Hybrid integrated circuit device, and method for fabricating the same, and electronic device | Electricity | 6 | Expired |
| US7223636B2 | Manufacturing method of semiconductor device and semiconductor device | Electricity | 6 | Expired |
| US6831360B2 | Semiconductor device having an elastic resin with a low modulus of elasticity | Electricity | 5 | Expired |
| US7755182B2 | Hybrid integrated circuit device, and method for fabricating the same, and electronic device | Electricity | 4 | Active |
| US7714242B2 | Switch device | Electricity | 4 | Active |
| US6989587B2 | Semiconductor device and manufacturing the same | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7978037B2 | Switch device | Electricity | 3 | Active |
| US7750771B2 | Switching device | Electricity | 3 | Active |
| US7932796B2 | Switch device | Electricity | 2 | Active |
| US6737779B2 | Commutator motor | Electricity | 2 | Expired |
| US8222734B2 | Hybrid integrated circuit device and electronic device | Electricity | 2 | Active |
| US7468294B2 | Semiconductor device and a method of manufacturing the same | Electricity | 1 | Expired |
| US7902656B2 | Hybrid integrated circuit device, and method for fabricating the same, and electronic device | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.