Hiroshi Yamamoto
833Patents
42h-index
1,129Co-inventors
93Inventor score
Filing activity: Jul 8, 1974 → Aug 25, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5306946A | Semiconductor device having a passivation layer with silicon nitride layers | Electricity | 541 | Expired |
| US4853874A | Master-slave manipulators with scaling | Physics | 344 | Expired |
| US4549208A | Picture processing apparatus | Electricity | 258 | Expired |
| US4818847A | Apparatus for optically reading printed information | Physics | 225 | Expired |
| US4483407A | Variable configuration track laying vehicle | Emerging Cross-Sectional Technologies | 202 | Expired |
| US4786165A | Flow cytometry and apparatus therefor | Physics | 191 | Expired |
| US6049167A | Organic electroluminescent display device, and method and system for making the same | Electricity | 185 | Expired |
| USD593107S1 | Graphic user interface for a digital audio disc player | General | 168 | Expired |
| US5105367A | Master slave manipulator system | Performing Operations; Transporting | 166 | Expired |
| US6437441B1 | Wiring structure of a semiconductor integrated circuit and a method of forming the wiring structure | Electricity | 129 | Expired |
| US6335479B1 | Protective sheet for solar battery module, method of fabricating the same and solar battery module | Emerging Cross-Sectional Technologies | 129 | Expired |
| US6132280A | System and process for fabricating an organic electroluminescent display device | Electricity | 126 | Expired |
| US6088025A | Terminal device with built-in image sensor | Electricity | 121 | Expired |
| US4818856A | Optical information reading apparatus | Physics | 110 | Expired |
| US5598842A | Non-invasive blood analyzer and method using the same | Physics | 106 | Expired |
| US3980437A | Test strips and methods and apparatus for using the same | Physics | 102 | Expired |
| US5135224A | Pattern matching game machine of prepaid card system | Physics | 100 | Expired |
| US5053975A | Master-slave manipulator control | Physics | 100 | Expired |
| US4127749A | Microphone capable of cancelling mechanical generated noise | Emerging Cross-Sectional Technologies | 86 | Expired |
| US6001729A | Method of forming wiring structure for semiconductor device | Electricity | 84 | Expired |
| US5486492A | Method of forming multilayered wiring structure in semiconductor device | Electricity | 81 | Expired |
| US4962415A | IC card | Electricity | 78 | Expired |
| US5252142A | Pin junction photovoltaic element having an I-type semiconductor layer with a plurality of regions having different graded band gaps | Emerging Cross-Sectional Technologies | 76 | Expired |
| US4988423A | Method for fabricating interconnection structure | Emerging Cross-Sectional Technologies | 71 | Expired |
| US5627102A | Method for making metal interconnection with chlorine plasma etch | Electricity | 69 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.