Patent assignee · US · COMPANY

Infineon Technologies North America Corp.

308Patents
25Active
308Granted
44Portfolio score

Filing activity: Jul 7, 1997 → Nov 10, 2020 · 22 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6598034B1 Rule based IP data processing Electricity 450 Expired
US6420216B1 Fuse processing using dielectric planarization pillars Electricity 213 Expired
US6426269B1 Dummy feature reduction using optical proximity effect correction Physics 197 Expired
US6665802B1 Power management and control for a microcontroller Emerging Cross-Sectional Technologies 158 Expired
US6482017B1 EMI-shielding strain relief cable boot and dust cover Electricity 143 Expired
US7426134B2 Sense circuit for resistive memory Physics 102 Active
US6177698A Formation of controlled trench top isolation layers for vertical transistors Electricity 100 Expired
US6307622A Correlation based optical ranging and proximity detector Physics 98 Expired
US6532280B1 Integrated circuit card for computer communication Electricity 75 Expired
US6816328B2 Pseudo-synchronous interpolated timing recovery for a sampled amplitude read channel Physics 70 Expired
US6668242B1 Emulator chip package that plugs directly into the target system Electricity 69 Expired
US6594094B2 Read/write channel Physics 61 Expired
US6593240B1 Two step chemical mechanical polishing process Electricity 54 Expired
US6425101B1 Programmable JTAG network architecture to support proprietary debug protocol Physics 54 Expired
US6218298A Tungsten-filled deep trenches Electricity 53 Expired
US6251710A Method of making a dual damascene anti-fuse with via before wire Electricity 52 Expired
US6275096A Charge pump system having multiple independently activated charge pumps and corresponding method Electricity 51 Expired
US7286534B2 SRAM based cache for DRAM routing table lookups Electricity 50 Expired
US6603694B1 Dynamic memory refresh circuitry Physics 50 Expired
US6674684B1 Multi-bank chip compatible with a controller designed for a lesser number of banks and method of operating Physics 48 Expired
US6782465B1 Linked list DMA descriptor architecture Physics 47 Expired
US6335228B1 Method for making an anti-fuse Electricity 46 Expired
US6405273B1 Data processing device with memory coupling unit Physics 46 Expired
US6140208A Shallow trench isolation (STI) with bilayer of oxide-nitride for VLSI applications Electricity 45 Expired
US7031205B2 Random access memory with post-amble data strobe signal noise rejection Physics 44 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.