Munemitsu Hamada
9Patents
6h-index
20Co-inventors
59Inventor score
Filing activity: Mar 22, 1988 → Mar 2, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4808883A | Discharge lamp device having semiconductor ceramic cathode | Electricity | 17 | Expired |
| US5793276A | Organic PTC thermistor | Electricity | 16 | Expired |
| US5091820A | Ceramic piezoelectric element with electrodes formed by reduction | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6432325B1 | Electrode | Electricity | 8 | Expired |
| US5084426A | Semiconductive ceramic composition | Chemistry; Metallurgy | 8 | Expired |
| US6383416B1 | Electron-emitting material and preparing process | Electricity | 7 | Expired |
| US5982088A | Ceramic cathode fluorescent discharge lamp | Electricity | 6 | Expired |
| US4987515A | Ceramic capacitor with electrodes formed by reduction | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6172453A | Discharge lamp electrode | Electricity | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.