Nobuyuki Matsui
86Patents
25h-index
110Co-inventors
91Inventor score
Filing activity: Nov 18, 1986 → Mar 6, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6577073B2 | Led lamp | Emerging Cross-Sectional Technologies | 478 | Expired |
| US6949772B2 | LED illumination apparatus and card-type LED illumination source | Electricity | 281 | Expired |
| US6817735B2 | Illumination light source | Emerging Cross-Sectional Technologies | 228 | Expired |
| US7322718B2 | Multichip LED lighting device | Emerging Cross-Sectional Technologies | 137 | Expired |
| US7008078B2 | Light source having blue, blue-green, orange and red LED's | Emerging Cross-Sectional Technologies | 127 | Expired |
| US7344296B2 | Socket for led light source and lighting system using the socket | Emerging Cross-Sectional Technologies | 124 | Expired |
| US7259403B2 | Card-type LED illumination source | Electricity | 120 | Expired |
| US7375381B2 | LED illumination apparatus and card-type LED illumination source | Electricity | 99 | Expired |
| US6857767B2 | Lighting apparatus with enhanced capability of heat dissipation | Emerging Cross-Sectional Technologies | 87 | Expired |
| US6611000B2 | Lighting device | Electricity | 64 | Expired |
| US7250637B2 | Card type LED illumination source | Electricity | 61 | Expired |
| US7045828B2 | Card-type LED illumination source | Electricity | 55 | Expired |
| US6940101B2 | LED Lamp | Electricity | 47 | Expired |
| US6115266A | Switching power source with a digital control circuit to maintain a constant DC output signal | Electricity | 46 | Expired |
| USD494288S1 | Light emitting diode module | General | 45 | Expired |
| USD576576S1 | Light source of light emitting diode | General | 42 | Expired |
| US6834981B2 | Light-emitting unit, light-emitting unit combination, and lighting apparatus assembled from a plurality of light-emitting units | Emerging Cross-Sectional Technologies | 37 | Expired |
| USD494687S1 | Light emitting diode lamp | General | 35 | Expired |
| USD597502S1 | Light source of light emitting diode | General | 34 | Expired |
| US6324085A | Power converter apparatus and related method | Emerging Cross-Sectional Technologies | 34 | Expired |
| US6891200B2 | Light-emitting unit, light-emitting unit assembly, and lighting apparatus produced using a plurality of light-emitting units | Electricity | 33 | Expired |
| USD635281S1 | Light emitting diode lamp | General | 33 | Expired |
| USD532142S1 | Light emitting diode lamp unit | General | 30 | Expired |
| USD494287S1 | Light emitting diode lamp | General | 29 | Expired |
| USD577690S1 | Light source of light emitting diode | General | 26 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.