Inventor
ITO MASAYASU
JP149 patents
⚠️ This page may combine multiple inventors who share the name “ITO MASAYASU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KOITO MFG CO LTD
40 patentsUS7164235B2Jan 16, 2007
Vehicular lamp
KOITO MFG CO LTD98 citations98
US6847169B2Jan 25, 2005
Lighting circuit
KOITO MFG CO LTD61 citations96
US6362577B1Mar 26, 2002
Discharge lamp lighting circuit
KOITO MFG CO LTD67 citations96
US7327051B2Feb 5, 2008
Lighting control circuit for vehicle lamps
KOITO MFG CO LTD40 citations93
US7274150B2Sep 25, 2007
Lighting control circuit for vehicle lighting equipment
KOITO MFG CO LTD22 citations93
US7237935B2Jul 3, 2007
Light source module and vehicular lamp
KOITO MFG CO LTD35 citations93
US6873111B2Mar 29, 2005
Vehicular lamp
KOITO MFG CO LTD26 citations93
US6617808B2Sep 9, 2003
Discharge-lamp lighting circuit
KOITO MFG CO LTD23 citations93
US6583587B2Jun 24, 2003
Discharge lamp lighting circuit
KOITO MFG CO LTD31 citations93
US6392362B1May 21, 2002
Discharge lamp lighting circuit
KOITO MFG CO LTD19 citations93
US6366030B1Apr 2, 2002
Starter circuit configuration for a discharge lamp lighting circuit
KOITO MFG CO LTD21 citations93
US7741788B2Jun 22, 2010
Light emitting apparatus with current limiting
KOITO MFG CO LTD42 citations92
US7528553B2May 5, 2009
Lighting control apparatus for vehicle lighting device
KOITO MFG CO LTD33 citations92
US7482765B2Jan 27, 2009
Lighting control apparatus of lighting device for vehicle
KOITO MFG CO LTD36 citations92
US7479743B2Jan 20, 2009
Vehicle lighting apparatus
KOITO MFG CO LTD35 citations92
US7352135B2Apr 1, 2008
Lighting controller for lighting device for vehicle
KOITO MFG CO LTD30 citations92
US7291989B2Nov 6, 2007
Lighting control circuit for vehicle lighting equipment
KOITO MFG CO LTD21 citations92
US7244036B2Jul 17, 2007
Vehicular lamp
KOITO MFG CO LTD34 citations92
US6417624B1Jul 9, 2002
Lighting system for vehicle
KOITO MFG CO LTD31 citations92
US6351074B1Feb 26, 2002
Discharge lamp device for vehicle
KOITO MFG CO LTD31 citations92
US6208089B1Mar 27, 2001
Discharge-lamp lighting circuit
KOITO MFG CO LTD21 citations92
US6844681B2Jan 18, 2005
Vehicle light apparatus
KOITO MFG CO LTD30 citations90
US11704910B2Jul 18, 2023
Vehicle detecting device and vehicle lamp system
KOITO MFG CO LTD14 citations85
US7919925B2Apr 5, 2011
Lighting control device of lighting device for vehicle
KOITO MFG CO LTD15 citations84
US7714516B2May 11, 2010
Lighting control apparatus for vehicle lamp
KOITO MFG CO LTD8 citations84
US7635952B2Dec 22, 2009
Lighting controller for lighting device for vehicle
KOITO MFG CO LTD13 citations84
US7636037B2Dec 22, 2009
Vehicle lighting apparatus
KOITO MFG CO LTD11 citations84
US7403107B2Jul 22, 2008
Lighting control circuit for vehicle lighting equipment
KOITO MFG CO LTD11 citations84
US7237928B2Jul 3, 2007
Vehicle head lamp
KOITO MFG CO LTD10 citations84
US7205680B2Apr 17, 2007
Vehicular lamp
KOITO MFG CO LTD11 citations84
US7173375B2Feb 6, 2007
Vehicular lamp
KOITO MFG CO LTD11 citations84
US7116052B2Oct 3, 2006
Vehicular lamp
KOITO MFG CO LTD19 citations84
US7081708B2Jul 25, 2006
Lighting circuit
KOITO MFG CO LTD19 citations84
US6867557B2Mar 15, 2005
Lighting circuit
KOITO MFG CO LTD18 citations84
US6791273B2Sep 14, 2004
Vehicle lighting fixture
KOITO MFG CO LTD15 citations84
US6583570B1Jun 24, 2003
Discharge lamp device for vehicle
KOITO MFG CO LTD17 citations84
US6552501B2Apr 22, 2003
Discharge lamp lighting circuit with protection circuit
KOITO MFG CO LTD19 citations84
US6534930B2Mar 18, 2003
Discharge lamp lighting circuit with protection circuit
KOITO MFG CO LTD14 citations84
US6504316B2Jan 7, 2003
Discharge lamp lighting circuit
KOITO MFG CO LTD13 citations84
US6437519B1Aug 20, 2002
Discharge lamp lighting circuit
KOITO MFG CO LTD17 citations84
SONY CORP
3 patentsUS6654684B2Nov 25, 2003
Navigation apparatus and method that performs route guiding to a provider location
SONY CORP24 citations93
US5953303ASep 14, 1999
Recording and/or reproducing apparatus with elastic supporting mechanism for arranging a housing at an angle of inclination between a horizontal position and a vertical position
SONY CORP20 citations88
US6546333B2Apr 8, 2003
Car navigation apparatus, traffic information providing apparatus, program recording medium for car navigation apparatus, and program recording medium for traffic information providing apparatus
SONY CORP13 citations84
FURUKAWA ELECTRIC CO LTD
2 patentsKIKUCHI SATOSHI
2 patentsOGASAWARA SHINICHI
1 patentNIPPON MINING AND METALS COMPA
1 patentOISHI RYOTARO
1 patentShowing the top 50 of 149 patents by PatentIndex Score.