Inventor
TAKEMURA KO
JP27 patents
⚠️ This page may combine multiple inventors who share the name “TAKEMURA KO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROHM CO LTD
23 patentsUS7148667B2Dec 12, 2006
Power supply apparatus
ROHM CO LTD32 citations92
US7046533B2May 16, 2006
DC/DC converter
ROHM CO LTD16 citations92
US6954055B2Oct 11, 2005
Switching device driving apparatus and DC/DC converter incorporating the same
ROHM CO LTD20 citations92
US6891736B2May 10, 2005
Multiphase DC/DC converter
ROHM CO LTD22 citations92
US6815939B2Nov 9, 2004
Switching power supply unit
ROHM CO LTD34 citations92
US7714549B2May 11, 2010
Switching regulator control circuit, switching regulator using the circuit, and switching signal generating apparatus
ROHM CO LTD12 citations84
US7612545B2Nov 3, 2009
DC/DC converter
ROHM CO LTD14 citations84
US7202652B2Apr 10, 2007
Motor driving apparatus incorporating switch device driving apparatus
ROHM CO LTD11 citations84
US6922042B2Jul 26, 2005
DC/DC converter
ROHM CO LTD18 citations84
US7486061B2Feb 3, 2009
Power supply apparatus
ROHM CO LTD7 citations74
US6949917B2Sep 27, 2005
Switching power supply unit
ROHM CO LTD7 citations74
US6924533B2Aug 2, 2005
Semiconductor integrated circuit device incorporating overvoltage protection circuit
ROHM CO LTD7 citations74
US6894470B2May 17, 2005
Power supply device and electric appliance employing the same
ROHM CO LTD9 citations74
US7221132B2May 22, 2007
Power supply circuit
ROHM CO LTD7 citations73
US7071663B2Jul 4, 2006
Power supply circuit
ROHM CO LTD6 citations73
US7872457B2Jan 18, 2011
Syncronous switching regulator control circuit
ROHM CO LTD3 citations63
US7095219B2Aug 22, 2006
Electric power supply unit having improved output voltage response
ROHM CO LTD2 citations63
US6917189B2Jul 12, 2005
Electric power supply unit having improved output voltage response
ROHM CO LTD4 citations63
US6784724B2Aug 31, 2004
Constant voltage generating circuit
ROHM CO LTD5 citations63
US7663355B2Feb 16, 2010
Power supply apparatus
ROHM CO LTD0 citations52
US7202647B2Apr 10, 2007
Power supply circuit
ROHM CO LTD0 citations52
US7196888B2Mar 27, 2007
Method of fabricating semiconductor integrated circuit device having protection circuit
ROHM CO LTD0 citations52
US6703955B2Mar 9, 2004
Variable-output-characteristic semiconductor integrated circuit device
ROHM CO LTD1 citations52
THINE ELECTRONICS INC
3 patentsUS8368374B2Feb 5, 2013
Comparator type DC-DC converter using synchronous rectification method
THINE ELECTRONICS INC10 citations82
US7876081B2Jan 25, 2011
DC-DC converter with substantially constant on-time and constant switching frequency
THINE ELECTRONICS INC17 citations82
US8049480B2Nov 1, 2011
Comparator-system DC-DC converter
THINE ELECTRONICS INC0 citations40