Inventor
WATANABE YOSHIO
JP128 patents
⚠️ This page may combine multiple inventors who share the name “WATANABE YOSHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
14 patentsUS5132012AJul 21, 1992
Liquid chromatograph
HITACHI LTD201 citations99
US5690893ANov 25, 1997
Analyzer having sensor with memory device
HITACHI LTD141 citations97
US4823168AApr 18, 1989
Flow-through cell for a photometer formed using a pair of cell body members
HITACHI LTD54 citations96
US4715054ADec 22, 1987
Plasma x-ray source
HITACHI LTD30 citations93
US5505836AApr 9, 1996
Solid-state ion sensor
HITACHI LTD33 citations92
US5434411AJul 18, 1995
Infrared spectrum measuring apparatus adapted for measuring the absorption of infrared radiation by a liquid sample utilizing a total reflection phenomenon of light
HITACHI LTD33 citations92
US5352352AOct 4, 1994
Carbonic acid gas sensor
HITACHI LTD26 citations92
US5344545ASep 6, 1994
Electrolytic sensor for measuring the content of gas in a fluid
HITACHI LTD38 citations92
US5294336AMar 15, 1994
Apparatus for liquid chromatography for separating AIC components from hemoglobin in blood
HITACHI LTD30 citations92
US5250168AOct 5, 1993
Integrated ion sensor
HITACHI LTD36 citations92
US5005434AApr 9, 1991
Autosampler with a means for detecting air bubble in specimen
HITACHI LTD31 citations92
US4682080AJul 21, 1987
Discharge lamp operating device
HITACHI LTD47 citations92
US5472590ADec 5, 1995
Ion sensor
HITACHI LTD27 citations91
US5362445ANov 8, 1994
Biochemical analyzer and attenuated total reflection prism cell used in said analyzer
HITACHI LTD47 citations90
RICOH KK
9 patentsUS5167006ANov 24, 1992
Neuron unit, neural network and signal processing method
RICOH KK49 citations96
US5389962AFeb 14, 1995
Ink jet recording head assembly
RICOH KK58 citations95
US5327522AJul 5, 1994
Neuron unit
RICOH KK42 citations95
US6534227B2Mar 18, 2003
Photoreceptor, method of evaluating the photoreceptor, method of producing the photoreceptor, and image formation apparatus using the photoreceptor
RICOH KK24 citations92
US5619617AApr 8, 1997
Neuron unit, neural network and signal processing method
RICOH KK21 citations92
US5581662ADec 3, 1996
Signal processing apparatus including plural aggregates
RICOH KK29 citations92
US5412413AMay 2, 1995
Method and apparatus for making liquid drop fly to form image by generating bubble in liquid
RICOH KK52 citations92
US5333241AJul 26, 1994
Neuron unit, neural network and signal processing method
RICOH KK22 citations92
US5200762AApr 6, 1993
Image forming apparatus
RICOH KK33 citations92
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
6 patentsUS6661470B1Dec 9, 2003
Moving picture display method and apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD106 citations96
US6376995B1Apr 23, 2002
Plasma display panel, display apparatus using the same and driving method thereof
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD61 citations95
US6707259B2Mar 16, 2004
Gas discharge panel
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD32 citations92
US6528952B2Mar 4, 2003
Plasma display panel, display apparatus using the same and driving method thereof
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD39 citations92
US6409562B1Jun 25, 2002
Plasma display panel and method of separating the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD36 citations92
US6353288B1Mar 5, 2002
Plasma display panel including a component provided between front and back plates thereof
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD22 citations92
FUJITSU LTD
4 patentsUS6086454AJul 11, 2000
Method of fabricating a semiconductor device using a CMP process
FUJITSU LTD75 citations96
US5360470ANov 1, 1994
Magnetic levitating transporting apparatus with a movable magnetic unit
FUJITSU LTD61 citations94
US5001361AMar 19, 1991
Master-slave flip-flop circuit
FUJITSU LTD26 citations91
US4933576AJun 12, 1990
Gate array device having macro cells for forming master and slave cells of master-slave flip-flop circuit
FUJITSU LTD40 citations91
SEIKO EPSON CORP
3 patentsUS5682214AOct 28, 1997
Optical apparatus for controlling the wavefront of a coherent light
SEIKO EPSON CORP126 citations99
US5497254AMar 5, 1996
Optical apparatus including a liquid crystal modulator
SEIKO EPSON CORP78 citations96
US6870637B1Mar 22, 2005
Image processing method and image processor using the same
SEIKO EPSON CORP21 citations93
SONY CORP
3 patentsIKEDA BUSSAN CO
2 patentsMACHIDA ENDOSCOPE CO LTD
2 patentsTOSHIBA KK
2 patentsKAWASAKI HEAVY IND LTD
1 patentKANTO ISHI PHARMA CO LTD
1 patentMINNESOTA MINING & MFG
1 patentTOPPAN PRINTING CO LTD & MECT
1 patentNISSEI PLASTICS IND CO
1 patentShowing the top 50 of 128 patents by PatentIndex Score.