Inventor
IWATA KAZUYA
JP54 patents
⚠️ This page may combine multiple inventors who share the name “IWATA KAZUYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
22 patentsUS5245362ASep 14, 1993
Ink jet recording apparatus with discharge recovery apparatus having varying driving force
CANON KK47 citations96
US6520700B1Feb 18, 2003
Recording apparatus
CANON KK23 citations93
US5880852AMar 9, 1999
Reading unit and recording apparatus on which the reading unit is mountable
CANON KK25 citations93
US6062670AMay 16, 2000
Ink jet recording apparatus having discharge recovery means
CANON KK22 citations92
US5816723AOct 6, 1998
Electronic apparatus capable of feeding sheets from a front side, and sheet feeding device for use therewith
CANON KK19 citations92
US5638098AJun 10, 1997
Document processing apparatus for controlling fixation of recorded ink
CANON KK30 citations92
US5406317AApr 11, 1995
Ink jet recording with coordinated capping and recovery ejection operations
CANON KK23 citations92
US5164748ANov 17, 1992
Suction recovery device with a cap having a communicating member to aid suction
CANON KK26 citations92
US5764253AJun 9, 1998
Ink jet recording apparatus provided with means for calculating waste ink amount, and information processing system provided with such an ink jet recording apparatus
CANON KK17 citations84
US6550888B2Apr 22, 2003
Recovery of ink jet recording apparatus using controlled suction of ink
CANON KK5 citations74
US6247778B1Jun 19, 2001
Recording apparatus and recording method
CANON KK7 citations74
US6012797AJan 11, 2000
Method for driving an ink jet recording head having improved discharge stability and recording apparatus having the same
CANON KK10 citations74
US5997120ADec 7, 1999
Recording apparatus which allows ink amount detection upon exchange of a printhead
CANON KK12 citations74
US5992961ANov 30, 1999
Ink jet recording apparatus, method for determining reduced ink remains, and information processing apparatus
CANON KK12 citations74
US5818471AOct 6, 1998
Recording apparatus and method for indicating decrease of ink remains
CANON KK14 citations74
US5481282AJan 2, 1996
Suction recovery device and ink jet recording apparatus with the device
CANON KK9 citations74
US5386222AJan 31, 1995
Ink jet recording system and recovery device used with same
CANON KK6 citations74
US5214447AMay 25, 1993
Suction recovery device and ink jet recording apparatus with the device
CANON KK10 citations74
US5170186ADec 8, 1992
Ink jet recording apparatus with dry absorption control of recording head cap
CANON KK14 citations74
US6338541B1Jan 15, 2002
Ink jet recording apparatus with plural waste ink tanks
CANON KK3 citations63
US6154231ANov 28, 2000
Suction recovery of ink jet recording apparatus
CANON KK3 citations63
US5992965ANov 30, 1999
Suction recovery device with a cap having a shape corresponding to a contoured discharge port face
CANON KK4 citations63
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
7 patentsUS6829360B1Dec 7, 2004
Method and apparatus for expanding band of audio signal
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD70 citations94
US6879528B2Apr 12, 2005
Control method of nonvolatile memory
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations91
US7356150B2Apr 8, 2008
Method and apparatus for extending band of audio signal using noise signal generator
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations84
US7058741B2Jun 6, 2006
System for suspending processing by a first electronic device on a data line to allow a second electronic device to use the data line, with subsequent resumption of the processing of the first electronic device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations74
US7436898B2Oct 14, 2008
Integrated circuit (IC) card, data transmission apparatus, data transmission method and computer program of data transmission method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations63
US7421527B2Sep 2, 2008
Transmission apparatus and transmission method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations63
US7403139B2Jul 22, 2008
Electronic apparatus and control method thereof using sample rate converter
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations61
NGK SPARK PLUG CO
5 patentsUS6229253B1May 8, 2001
Spark plug with specific gap between insulator and electrodes
NGK SPARK PLUG CO105 citations98
US5347193ASep 13, 1994
Spark plug having an erosion resistant tip
NGK SPARK PLUG CO61 citations96
US5320569AJun 14, 1994
Method of making a spark plug
NGK SPARK PLUG CO28 citations92
US5873338AFeb 23, 1999
Spark plug for an internal combustion engine
NGK SPARK PLUG CO22 citations90
US6617706B2Sep 9, 2003
Ignition system
NGK SPARK PLUG CO13 citations83
PANASONIC CORP
4 patentsUS7774508B2Aug 10, 2010
Electronic apparatus, control method thereof, host device, and control method thereof
PANASONIC CORP16 citations84
US7577259B2Aug 18, 2009
Method and apparatus for extending band of audio signal using higher harmonic wave generator
PANASONIC CORP7 citations74
US7610427B2Oct 27, 2009
Functional module card for transferring digital broadcasting signal using a clock generated based on a synchronous signal extracted from a received data signal
PANASONIC CORP4 citations63
US8346542B2Jan 1, 2013
Apparatus and method for widening audio signal band
PANASONIC CORP0 citations52
IWATA KAZUYA
4 patentsUS8220432B2Jul 17, 2012
Internal combustion engine piston
IWATA KAZUYA11 citations81
US8145478B2Mar 27, 2012
Apparatus and method for widening audio signal band
IWATA KAZUYA4 citations62
US8701619B2Apr 22, 2014
Internal combustion engine piston
IWATA KAZUYA2 citations59
US8848952B2Sep 30, 2014
Audio reproduction apparatus
IWATA KAZUYA1 citations51
MATSUSHTIA ELECTRIC IND CO LTD
1 patent(unassigned)
1 patentHITACHI LTD
1 patentPANASONIC IP MAN CO LTD
1 patentMURATA MACHINERY LTD
1 patentPROCTER & GAMBLE
1 patentHITACHI HIGH TECH ANALYSIS CORP
1 patentTOKYO ELECTRON LTD
1 patentShowing the top 50 of 54 patents by PatentIndex Score.