R2 Semiconductor, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 1189
 
  
 
H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF 795
 
  
 
H04B TRANSMISSION 4206
 
  
 
H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS 275
 
  
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 2118
 
  
 
H03F AMPLIFIERS 281
 
  
 
H03H IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS 170
 
  
 
H03K PULSE TECHNIQUE 1130

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9716433 Control of conversion ratios of a power source block and a bidirectional active filterNov 14, 15Jul 25, 17[H02J, H02M]
9069365 DC-DC converter enabling rapid output voltage changesMay 01, 13Jun 30, 15[H02M, H04B, G05F, H03H]
9035625 Common cascode routing bus for high-efficiency DC-to-DC conversionSep 05, 12May 19, 15[H02M]
8994347 Assisting a load current of a switching voltage regulatorJun 04, 12Mar 31, 15[H02M, H03F, G05F]
8975887 Suppressing oscillations in an output of a switched power converterMar 12, 13Mar 10, 15[H02M, G05F]
8917067 Assisting an output current of a voltage converterJun 21, 12Dec 23, 14[H02M, G05F]
8843180 Multimode operation DC-DC converterJun 05, 13Sep 23, 14[H02M, H04B]
8773200 Decoupling circuits for filtering a voltage supply of multiple power amplifiersNov 11, 12Jul 08, 14[H03F]
8725218 Multimode operation DC-DC converterFeb 18, 12May 13, 14[H04B]
8648583 Delay block for controlling a dead time of a switching voltage regulatorSep 03, 11Feb 11, 14[H03L, H03K, G05F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0253,065 REDUCING HIGH-FREQUENCY NOISE IN PULSE-SKIPPING MODE OF A VOLTAGE REGULATORAbandonedJul 21, 13Sep 11, 14[H02M]

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