Shigeki Harada
44Patents
17h-index
86Co-inventors
84Inventor score
Filing activity: Jan 17, 1985 → Aug 30, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7596008B2 | Power conversion apparatus | Electricity | 189 | Active |
| US5065223A | Packaged semiconductor device | Electricity | 189 | Expired |
| US7602626B2 | Power conversion apparatus | Electricity | 118 | Active |
| US4698663A | Heatsink package for flip-chip IC | Emerging Cross-Sectional Technologies | 105 | Expired |
| US5081067A | Ceramic package type semiconductor device and method of assembling the same | Emerging Cross-Sectional Technologies | 89 | Expired |
| US5854540A | Plasma display panel driving method and plasma display panel device therefor | Physics | 73 | Expired |
| US6719624B2 | Vehicle air conditioning system with seat air conditioner | Performing Operations; Transporting | 50 | Expired |
| US6522072B1 | Plasma display panel and substrate for plasma display panel | Electricity | 36 | Expired |
| US4587605A | Inverter-drive controlling apparatus | Electricity | 35 | Expired |
| US5831441A | Test board for testing a semiconductor device, method of testing the semiconductor device, contact device, test method using the contact device, and test jig for testing the semiconductor device | Physics | 35 | Expired |
| US6688120B2 | Vehicle air conditioner with cold storage and cold release | Mechanical Engineering; Lighting; Heating | 29 | Expired |
| US6825835B2 | Display device | Physics | 29 | Expired |
| US4742024A | Semiconductor device and method of producing semiconductor device | Emerging Cross-Sectional Technologies | 28 | Expired |
| US6757550B1 | Mobile station and base station | Electricity | 27 | Expired |
| US5055914A | Ceramic package type semiconductor device and method of assembling the same | Emerging Cross-Sectional Technologies | 27 | Expired |
| US6397615B1 | Vehicle air conditioner with non-contact temperature sensor | Physics | 21 | Expired |
| US5096749A | Method of producing a metallization layer structure | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6975077B2 | High intensity discharge lamp ballast apparatus | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6702008B1 | Air conditioner for vehicle and air conditioning unit driving apparatus | Performing Operations; Transporting | 15 | Expired |
| US5167365A | Air-conditioning device | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4980239A | Metallization layer structure formed on aluminum nitride ceramics and method of producing the metallization layer structure | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6741031B2 | Display device | Electricity | 10 | Expired |
| US6397609B1 | Vehicle air-conditioning system with arrangement of electrical member | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US6945060B2 | Vehicle air conditioning system | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US7438420B2 | Display apparatus | Electricity | 9 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.