Kozo Ishida
30Patents
10h-index
60Co-inventors
78Inventor score
Filing activity: Jan 26, 1978 → Aug 27, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4499378A | Infrared radiation gas analyzer | Physics | 46 | Expired |
| US6625050B2 | Semiconductor memory device adaptable to various types of packages | Electricity | 28 | Expired |
| US5572252A | Video camera having erroneous recording preventing function and method thereof | Electricity | 26 | Expired |
| US4236827A | Opto-acoustic gas analyzer | Physics | 22 | Expired |
| US4594004A | Continuous particulate-measuring apparatus using an optoacoustic effect | Physics | 13 | Expired |
| US4393304A | Gas analyzer of the fluid modulation type | Physics | 12 | Expired |
| US8154628B2 | Image processing apparatus and imaging apparatus and method | Electricity | 12 | Active |
| US4916384A | Apparatus for measuring the soot particles contained in the exhaust gas emitted from diesel engines | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US6072458A | Projection-type liquid crystal display device | Physics | 11 | Expired |
| US4256964A | Gas analyzer | Physics | 11 | Expired |
| US4469946A | Fluorescent gas analyzer | Physics | 10 | Expired |
| US4332770A | Apparatus for analyzing the carbon content of metals | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6724679B2 | Semiconductor memory device allowing high density structure or high performance | Physics | 7 | Expired |
| US4514635A | Non-dispersive infrared analyzer | Physics | 7 | Expired |
| US4193695A | Spectrographic apparatus with chopper means located in the sample cell | Physics | 6 | Expired |
| US4232223A | Gas analyzer | Physics | 6 | Expired |
| US7133075B2 | Image capturing apparatus and method for reducing a flicker effect | Electricity | 5 | Expired |
| US7760442B2 | Voice coil motor control device and method of driving the same, image pickup device | Electricity | 4 | Active |
| US6791896B2 | Semiconductor memory device capable of changing an address space thereof | Physics | 2 | Expired |
| US11235346B1 | Painting facility | Emerging Cross-Sectional Technologies | 1 | Active |
| US4234255A | Combined motor means and rotational cell | Physics | 1 | Expired |
| US6775198B2 | Semiconductor storage unit | Physics | 1 | Expired |
| US11185881B2 | Drying facility for painting | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US7324147B2 | Intermittent driving type imaging device for portable terminal | Electricity | 0 | Expired |
| US11150464B2 | Optical scanning device and method of adjusting optical scanning device | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.