Patent assignee · US · COMPANY

R2 Semiconductor

21Patents
21Active
21Granted
52Portfolio score

Filing activity: Dec 23, 2009 → Jun 18, 2017 · 5 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8725218B2 Multimode operation DC-DC converter Electricity 92 Active
US9069365B2 DC-DC converter enabling rapid output voltage changes Emerging Cross-Sectional Technologies 68 Active
US8593128B2 Stacked NMOS DC-to-DC power conversion Electricity 22 Active
US8212536B2 Stacked NMOS DC-to-DC power conversion Electricity 15 Active
US8994347B2 Assisting a load current of a switching voltage regulator Electricity 14 Active
US9716433B2 Control of conversion ratios of a power source block and a bidirectional active filter Electricity 11 Active
US8508207B2 Controlling a skew time of switches of a switching regulator Electricity 10 Active
US8395362B2 Controlling a dead time of a switching voltage regulator Electricity 9 Active
US8975887B2 Suppressing oscillations in an output of a switched power converter Electricity 7 Active
US8648583B2 Delay block for controlling a dead time of a switching voltage regulator Electricity 7 Active
US8362649B2 Multi-use voltage regulator Electricity 7 Active
US8233250B2 Over voltage protection of switching converter Electricity 5 Active
US8248044B2 Voltage regulator bypass resistance control Emerging Cross-Sectional Technologies 5 Active
US9035625B2 Common cascode routing bus for high-efficiency DC-to-DC conversion Emerging Cross-Sectional Technologies 3 Active
US8145149B2 Operating a voltage regulator at a switching frequency selected to reduce spurious signals Electricity 2 Active
US8843180B2 Multimode operation DC-DC converter Electricity 2 Active
US8773200B2 Decoupling circuits for filtering a voltage supply of multiple power amplifiers Electricity 1 Active
US8339115B2 Voltage regulator bypass resistance control Emerging Cross-Sectional Technologies 1 Active
US8634171B2 Over voltage protection of a switching converter Electricity 1 Active
US9991782B2 Control of conversion ratios of a power source block and bidirectional active filter Electricity 1 Active
US8917067B2 Assisting an output current of a voltage converter Emerging Cross-Sectional Technologies 0 Active

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