Inventor
SEGAWA YUJI
JP44 patents
⚠️ This page may combine multiple inventors who share the name “SEGAWA YUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
20 patentsUS6555158B1Apr 29, 2003
Method and apparatus for plating, and plating structure
SONY CORP64 citations96
US5419991AMay 30, 1995
Method of manufacturing a liquid crystal display
SONY CORP60 citations96
US6808617B2Oct 26, 2004
Electrolytic polishing method
SONY CORP21 citations92
US6797623B2Sep 28, 2004
Methods of producing and polishing semiconductor device and polishing apparatus
SONY CORP30 citations92
US6638564B2Oct 28, 2003
Method of electroless plating and electroless plating apparatus
SONY CORP46 citations92
US6534117B1Mar 18, 2003
Electroless plating method and electroless plating solution
SONY CORP32 citations92
US6479384B2Nov 12, 2002
Process for fabricating a semiconductor device
SONY CORP47 citations92
US7186322B2Mar 6, 2007
Methods of producing and polishing semiconductor device and polishing apparatus
SONY CORP14 citations83
US5697391ADec 16, 1997
Method for making a color filter
SONY CORP12 citations74
US5506707AApr 9, 1996
Electrode substrate having double layers of indium tin oxide and method for making the same
SONY CORP15 citations74
US6835292B2Dec 28, 2004
Electrochemical thin film polishing method and polishing apparatus
SONY CORP10 citations70
US7709195B2May 4, 2010
Hybridization detecting unit relying on dielectrophoresis and sensor chip provided with the detecting unit
SONY CORP3 citations63
US6979645B2Dec 27, 2005
Method of producing a semiconductor device having copper wiring
SONY CORP3 citations63
US6855634B2Feb 15, 2005
Polishing method and polishing apparatus
SONY CORP2 citations63
US8017380B2Sep 13, 2011
Real-time PCR system
SONY CORP6 citations62
US6551472B2Apr 22, 2003
Electroforming apparatus
SONY CORP4 citations59
US9597683B2Mar 21, 2017
Microchip and method of producing microchip
SONY CORP0 citations52
US6911396B2Jun 28, 2005
Method of producing metallic film
SONY CORP1 citations52
US9651492B2May 16, 2017
Optical detector
SONY CORP0 citations51
US9228950B2Jan 5, 2016
Optical detector
SONY CORP0 citations51
FUJITSU LTD
13 patentsUS6456170B1Sep 24, 2002
Comparator and voltage controlled oscillator circuit
FUJITSU LTD91 citations96
US5870000AFeb 9, 1999
Oscillation circuit and PLL circuit using same
FUJITSU LTD59 citations96
US5523721AJun 4, 1996
Digitally controlled variable gain circuit
FUJITSU LTD76 citations94
US6342818B1Jan 29, 2002
PLL having switching circuit for maintaining lock during loss of input signal
FUJITSU LTD43 citations93
US6211746B1Apr 3, 2001
Integration method and integration circuit offering improved signal-to-noise ratio, and voltage-controlled oscillator and frequency-voltage converter employing integration circuit
FUJITSU LTD29 citations93
US5955925ASep 21, 1999
Digital AGC circuit
FUJITSU LTD27 citations93
US5633939AMay 27, 1997
Compander circuit
FUJITSU LTD25 citations91
US5319345AJun 7, 1994
Variable resistor
FUJITSU LTD23 citations90
US6100766AAug 8, 2000
Correction circuit controlling sensitivities of an oscillator circuit and electronic device using the same
FUJITSU LTD17 citations84
US6064243AMay 16, 2000
Current switch and PLL in which it is used
FUJITSU LTD16 citations84
US6509791B2Jan 21, 2003
Switched capacitor filter circuit
FUJITSU LTD12 citations73
US5579214ANov 26, 1996
Half-wave rectifier circuit
FUJITSU LTD15 citations72
US5793257AAug 11, 1998
Oscillator having switching capacitors and phase-locked loop employing same
FUJITSU LTD16 citations69
EIKEN CHEMICAL
4 patentsUSD956261SJun 28, 2022
Genetic test device test unit
EIKEN CHEMICAL25 citations92
USD837813SJan 8, 2019
Display screen with graphical user interface
EIKEN CHEMICAL12 citations82
USD833033SNov 6, 2018
Genetic testing device master unit
EIKEN CHEMICAL16 citations82
US11325116B2May 10, 2022
Tip set
EIKEN CHEMICAL0 citations56