NEC Electronics Corporation
2,532Patents
920Active
2,532Granted
53Portfolio score
Filing activity: Mar 28, 1988 → Jul 19, 2010 · 920 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7122912B2 | Chip and multi-chip semiconductor device using thereof and method for manufacturing same | Emerging Cross-Sectional Technologies | 301 | Expired |
| US6841880B2 | Semiconductor device and method of fabricating semiconductor device with high CMP uniformity and resistance to loss that occurs in dicing | Electricity | 197 | Expired |
| US6571379B2 | Semiconductor integrated circuit and semiconductor integrated circuit wiring layout method | Electricity | 194 | Expired |
| US7294534B2 | Interconnect layout method | Electricity | 192 | Expired |
| US6650014B2 | Semiconductor device | Electricity | 183 | Expired |
| US7361952B2 | Semiconductor apparatus and method of manufacturing the same | Electricity | 182 | Expired |
| US7376931B2 | Method for providing layout design and photo mask | Electricity | 177 | Expired |
| US6167486A | Parallel access virtual channel memory system with cacheable channels | Physics | 164 | Expired |
| US5666322A | Phase-locked loop timing controller in an integrated circuit memory | Physics | 153 | Expired |
| US6327642A | Parallel access virtual channel memory system | Physics | 153 | Expired |
| US6477621B1 | Parallel access virtual channel memory system | Physics | 145 | Expired |
| US5442770A | Triple port cache memory | Physics | 143 | Expired |
| US6885356B2 | Active-matrix type display device | Emerging Cross-Sectional Technologies | 139 | Expired |
| US6888194B2 | Nonvolatile semiconductor memory device, manufacturing method thereof, and operating method thereof | Physics | 132 | Expired |
| US6762488B2 | Light thin stacked package semiconductor device and process for fabrication thereof | Electricity | 125 | Expired |
| US5331571A | Testing and emulation of integrated circuits | Physics | 118 | Expired |
| US7514766B2 | Semiconductor device | Electricity | 108 | Active |
| US7795721B2 | Semiconductor device and method for manufacturing the same | Electricity | 106 | Expired |
| US6851081B2 | Semiconductor memory device having ECC type error recovery circuit | Physics | 105 | Expired |
| US7569894B2 | Semiconductor device with NMOS transistors arranged continuously | Electricity | 104 | Active |
| US6885045B2 | Layout structure of multiplexer cells | Electricity | 104 | Expired |
| US6998712B2 | Semiconductor device and method for manufacturing the same | Electricity | 93 | Expired |
| US6850449B2 | Semiconductor memory device having mode storing one bit data in two memory cells and method of controlling same | Physics | 85 | Expired |
| US6791195B2 | Semiconductor device and manufacturing method of the same | Electricity | 80 | Expired |
| US6480980B2 | Combinational test pattern generation method and apparatus | Physics | 76 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.