FUJITSU MICROELECTRONICS LIMITED
471Patents
353Active
471Granted
55Portfolio score
Filing activity: Mar 22, 1983 → Mar 30, 2009 · 353 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7500211B2 | Unit cell of semiconductor integrated circuit and wiring method and wiring program using unit cell | Electricity | 121 | Active |
| US7605041B2 | Semiconductor device and its manufacture method | Electricity | 121 | Active |
| US7645665B2 | Semiconductor device having shallow b-doped region and its manufacture | Electricity | 120 | Active |
| US7598541B2 | Semiconductor device comprising transistor pair isolated by trench isolation | Electricity | 109 | Expired |
| US7592241B2 | Semiconductor device having well with peak impurity concentrations and method for fabricating the same | Electricity | 108 | Expired |
| US7667227B2 | Semiconductor device and fabrication method thereof | Emerging Cross-Sectional Technologies | 67 | Active |
| US7583851B2 | Apparatus and method for processing an image | Physics | 58 | Active |
| US4584653A | Method for manufacturing a gate array integrated circuit device | Physics | 55 | Expired |
| US7671417B2 | Memory cell array, method of producing the same, and semiconductor memory device using the same | Electricity | 43 | Active |
| US7514355B2 | Multilayer interconnection structure and method for forming the same | Electricity | 43 | Expired |
| US7609039B2 | Controller and control method for DC-DC converter | Emerging Cross-Sectional Technologies | 43 | Expired |
| US5870052A | Successive approximation type analog to digital converter with repetitive conversion cycles | Electricity | 30 | Expired |
| US7583553B2 | Semiconductor memory and refresh cycle control method | Physics | 30 | Active |
| US7554305B2 | Linear regulator with discharging gate driver | Physics | 27 | Expired |
| US7507666B2 | Manufacture method for semiconductor device having concave portions filled with conductor containing Cu as its main composition | Electricity | 27 | Active |
| US7601576B2 | Method for fabricating semiconductor device | Electricity | 26 | Expired |
| US7619269B2 | Semiconductor device, manufacturing process thereof and imaging device | Electricity | 25 | Expired |
| US7649232B2 | P-channel MOS transistor, semiconductor integrated circuit device and fabrication process thereof | Electricity | 25 | Expired |
| US7616250B2 | Image capturing device | Electricity | 25 | Expired |
| US7620054B2 | Network switching device and network switching method | Electricity | 22 | Active |
| US7557846B2 | Solid-state image sensor including common transistors between pixels | Electricity | 22 | Active |
| US7660184B2 | Semiconductor memory for disconnecting a bit line from a sense amplifier in a standby period and memory system including the semiconductor memory | Physics | 15 | Active |
| US7507659B2 | Fabrication process of a semiconductor device | Electricity | 15 | Active |
| US7572172B2 | Polishing machine, workpiece supporting table pad, polishing method and manufacturing method of semiconductor device | Performing Operations; Transporting | 15 | Active |
| US7554448B2 | RFID transponder and RFID transponder chip | Physics | 15 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.