Naoki Ozawa
46Patents
12h-index
90Co-inventors
84Inventor score
Filing activity: Jul 10, 1978 → Apr 28, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5169601A | Immunological agglutination detecting apparatus with separately controlled supplementary light sources | Physics | 126 | Expired |
| US5282045A | Depth-of-field control apparatus and image pickup apparatus having the same therein | Electricity | 121 | Expired |
| US5234665A | Apparatus for measuring aggregation patterns on a microplate | Physics | 102 | Expired |
| US8946595B2 | Apparatus and method for determining shape of end of welding bead | Performing Operations; Transporting | 58 | Active |
| USD343630S | Industrial robot | General | 31 | Expired |
| US5230026A | Apparatus for discriminating particle aggregation pattern | Physics | 23 | Expired |
| US4825291A | Solid-state televison camera with storage time controller | Electricity | 23 | Expired |
| US4716455A | Chrominance signal interpolation device for a color camera | Electricity | 22 | Expired |
| US4903122A | Solid-state color imaging apparatus for extended definition television (EDTV) | Electricity | 19 | Expired |
| USD676411S1 | Telephone | General | 19 | Active |
| US6282611A | Digital information system, digital audio signal processor and signal converter | Electricity | 15 | Expired |
| US5818846A | Digital signal transmission system | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4516154A | Solid state color imaging system | Electricity | 12 | Expired |
| US9281533B2 | Exhaust device of fuel cell vehicle | Emerging Cross-Sectional Technologies | 11 | Active |
| US5113247A | Solid state image pickup apparatus for correcting discrepancy of registration | Electricity | 11 | Expired |
| US4543610A | Solid-state imaging device including noise subtraction with polarity control | Electricity | 10 | Expired |
| US5396441A | Signal interpolation apparatus and signal interpolation method | Electricity | 10 | Expired |
| US5257326A | Method and apparatus for interpolating a video signal of a picture element which has not been sampled and transmitted by an interleave sampling operation | Electricity | 10 | Expired |
| US4467347A | Color imaging device | Electricity | 9 | Expired |
| US4578707A | Method of reducing vertical smears of a solid state image sensor | Electricity | 9 | Expired |
| USD664519S1 | Telephone | General | 8 | Active |
| US6504439B1 | Voltage controlled oscillation circuit having oscillation frequency variable control units inserted between inversion circuit elements | Electricity | 8 | Expired |
| USD676016S1 | Portion of a telephone | General | 8 | Active |
| US4527200A | Solid state imaging device | Electricity | 7 | Expired |
| US4805025A | Signal read-out apparatus for solid-state imager | Electricity | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.