LexDanaLexDanabeta
Inventor

Katsuya Watanabe

Inventor
Nara, JP

Overview

140→
Patents
1987–2020
Patent span
Physics
Primary field (CPC G)

Patents· 140 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer53%
H01JElectric discharge tubes or discharge lamps7%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h106%
G02BOptical elements, systems or apparatus5%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds4%
C07DHeterocyclic compounds2%
C08JWorking-up2%
C08LCompositions of macromolecular compounds2%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests2%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry2%
PatentTitleYear
10,697,988Container management apparatus and wireless tag20209,861,966'Catalytic cracking catalyst, process for producing the same, and method of catalytic cracking of hydrocarbon oil'20189,774,771'Preparation, transparent plate, method for producing preparation, slide glass, imaging apparatus, imaging method, preparation producing apparatus, and preparation component set'20178,665,689'Multi-layer optical disc and optical disc apparatus'20148,659,984'Medical-data management device'20148,611,198'Method for identifying group of multilayer disc, and optical disc device'20138,582,403'Optical disc apparatus and method of making layer-to-layer jump in multilayer optical disc'20138,352,521'File system managing method and recording medium'20138,284,642'Optical disk apparatus'20128,274,870'Optical disk, optical disk device, optical disk defect registering method, optical disk recording method, and optical disk reproducing method'20128,174,943'Optical disk device'20128,164,998'Optical disc device'20128,149,671'Optical disc and optical disc device'20128,149,666'Optical disc apparatus'2012RE043179'Optical disk drive for discriminating types of optical disks'20128,098,427'Microscopic insemination viewing method'20128,098,556'Optical disc device'20128,072,852'Optical disc device'20118,036,078'Optical disc apparatus and optical pickup'20118,031,570'Optical disk unit and driving method therefor'20118,000,202'Apparatus for recording/reproducing information on/from an optical disc having focus control capabilities'20117,969,844'Optical disc device'20117,957,057'Microscope optical system, microscope, and virtual slide forming system'20117,936,645'Optical disc device'20117,934,802'Light irradiation device and inkjet printer'20117,921,435'Optical disk drive'20117,911,907'Optical disc judgment method and optical disc device'20117,889,432'Immersion microscope objective lens'20117,864,638'Optical disk apparatus'20117,804,753'Optical disk drive for discriminating types of optical disks'20107,773,484'Optical disc device and control circuit for optical disc device'20107,768,898'Multi-layer information storage medium and information apparatus'20107,768,745'Shock improvement ramp for load/unload mechanism and magnetic disk drive'2010RE041372'Optical disc apparatus'20107,719,931'Optical disk device, loop gain setting method, and loop gain setting program'20107,691,774'Hydrogenation desulfurization isomerization catalyst, process for producing the same and method of desulfurization isomerization for sulfurous hydrocarbon oil'20107,680,003'Optical disk device with disk type recognition'20107,660,209'Optical disk drive'20107,630,113'Microscope optical system, microscope, and virtual slide forming system'2009RE040946'Optical disk apparatus'20097,606,121'Optical disk drive with target focus control'20097,586,818'Optical disc apparatus and semiconductor device'20097,539,089'Optical disc device'20097,522,485'Method for adjusting focus or tracking detection unit, and optical disc device'20097,511,313'Ultraviolet ray emitting element package'20097,496,006'Optical disc controller and optical disc device'20097,480,232'Optical disc apparatus'20097,440,362'Optical disc drive which uses a train of pulses to shift the focus of a focusing section'20087,406,007'Optical disc apparatus and spherical aberration correction controlling apparatus'20087,396,481'Etching method of organic insulating film'20087,379,398'Optical disc apparatus, an optical disc method, and a semiconductor integrated circuit capable of adjusting a focus position of a light beam and a spherical aberration'20087,369,469'Laser power control apparatus and method, an optical disk apparatus and a recording method'20087,349,298'Optical disc drive including detection and correction of spherical aberration'20087,345,961'Information medium apparatus and information medium starting method'20087,327,642'Method of moving a beam spot between information storage layers of an optical disk'20087,307,933'Optical disc drive'20077,283,435'Optical disc device'20077,277,372'Method and apparatus for recognizing optical discs, optical disc drive, and method and apparatus for distinguishing data storage layer'20077,276,680'Control unit and optical disk drive including the control unit'20077,257,053'Optical disc apparatus'20077,257,052'Control apparatus and optical disk apparatus'20077,242,648'Tracking error signal generation device, optical disc apparatus, tracking error signal generation method and tracking control method'20077,239,595'Spherical aberration correction control device and optical disc apparatus'20077,218,582'Optical disc drive'20077,215,607'Optical disc apparatus, control device and control signal generation circuit'20077,196,977'Track jump control circuit for accessing optical disk drive'20077,190,650'Optical disc drive for identifying and processing multiple optical disc types'20077,158,452'Focus control for optical disk unit'20077,130,250'Optical head and optical disk apparatus for performing focus pull in'20067,075,867'Optical disc controller and optical disc device having the same'20067,054,241'Optical disc apparatus'20067,026,252'Etching aftertreatment method'20067,014,787'Etching method of organic insulating film'20066,925,043'Optical recording apparatus and method for controlling light source output using detected aberration'20056,925,048'Optical disc apparatus'20056,902,683'Plasma processing apparatus and plasma processing method'20056,882,608'Optical disc controller and optical disc apparatus using the same'20056,870,802'Information reproduction apparatus with selective CLV and CAV control'20056,834,030'Optical disk apparatus'20046,793,833'Etching method of organic insulating film'20046,737,380'Solid acid catalyst, production method thereof, and method for hydrodesulfurizing and isomerizing light hydrocarbon oil using the same'20046,721,239'Optical disc device'20046,714,493'Optical disk apparatus'20046,700,710'Liquid immersion type microscope objective lens'20046,680,887'Optical disk apparatus and PLL circuit'20046,628,580'Optical recording and reproducing apparatus'20036,567,357'Optical disk apparatus'20036,558,100'Vacuum processing apparatus and a vacuum processing system'20036,537,012'Vacuum processing apparatus and a vacuum processing system'20036,498,772'Optical disc apparatus'20026,493,304'Optical disk apparatus'20026,434,094'Optical disk apparatus'20026,430,119'Optical disk drive apparatus capable of searching an optimum target position'20026,422,172'Plasma processing apparatus and plasma processing method'20026,400,663'Optical disc apparatus'20026,381,201'Optical disk apparatus with address polarity determination and confirmation'20026,356,522'Optical disk drive'20026,339,566'Optical recording/reproduction device'20026,317,395'Optical disc device for varying PLL characteristic and servo characteristic based on actual reproduction speed'20016,304,536'Optical disk apparatus'20016,298,019'Optical disk apparatus'20016,295,260'Optical disk apparatus and computer with the optical disk apparatus built in'20016,285,635'Optical disk apparatus'20016,245,190'Plasma processing system and plasma processing method'20016,197,151'Plasma processing apparatus and plasma processing method'20016,194,680'Microwave plasma processing method'20016,181,651'Optical recording/reproducing apparatus'20016,156,663'Method and apparatus for plasma processing'20006,147,946'Optical disk apparatus'20006,129,806'Plasma processing apparatus and plasma processing method'20006,044,049'Optical information apparatus employing two different tracking error signals based on regions on information medium'20006,028,826'Optical disk apparatus performing correction of phase difference tracking error signal, adjustment of focus position and process of gain adjustment'20006,011,762'Optical disk apparatus'20006,005,217'Microwave plasma processing method for preventing the production of etch residue'19995,925,265'Microwave plasma processing method for preventing the production of etch residue'19995,920,432'Microscope objective lens'19995,831,952'Optical disk thickness discriminating apparatus'19985,798,869'Immersion-type microscope objective lens'19985,774,272'Low-magnification apochromatic microscope objective lens'19985,652,743'Tracking control system with offset correction'19975,647,944'Microwave plasma treatment apparatus'19975,606,536'Optical recording/reproducing apparatus with variable control'19975,580,420'Plasma generating method and apparatus and plasma processing method and apparatus'19965,566,152'Tracking control system with correction capabilities for correcting disagreement between optical axes'19965,477,514'Control apparatus for controlling focusing, accessing and spindle rotating circuits to operate simultaneously'19955,343,454'Tracking control apparatus for correcting tracking error signal according to approximate equation of a function of track address'19945,257,250'Tracking-control target-position adjustment method'19935,253,239'Control apparatus for tracking a light beam on a track of an optical recording medium'19935,199,015'Optical recording/reproducing device having means for adjusting servo loop gain and phase characteristics'19935,090,003'Method and apparatus for adjusting target position of focusing of light beam'19925,056,962'Method of sampling solid materials and sampling system to execute the method'19915,048,001'Load correction method for an information retrieval apparatus'19914,985,529'Thermosettable imide compound and epoxy resin composition containing the same'19914,960,860'Imide compound and composition containing the same'19904,957,995'Low-viscosity epoxy resin, and fiber-reinforced composite material based on m-alkyl triglycidylaminophenols'19904,900,848'Low-viscosity epoxy resin, and fiber-reinforced composite material from triglycidyl m-aminophenols'19904,888,407'Imide compound and composition containing the same'19894,871,832'Thermosettable imide compound and epoxy resin composition containing the same'19894,807,206'Track jump detection system'19894,705,833'Thermosettable heat-resistant resin compositions'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–2002Based in Osaka, JP· patent location history
1989–2008Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (63)· patent assignee history
1991–2002Based in Suita, JP· patent location history
1996–2008Patents assigned to HITACHI LTD (16)· patent assignee history
1996–2008Based in Kudamatsu, JP· patent location history
1998–2012Patents assigned to NIKON CORP (8)· patent assignee history
2001–2020Based in Nara, JP· patent location history
2009–2017Patents assigned to PANASONIC CORP (37)· patent assignee history
2011–2018Patents assigned to WATANABE KATSUYA (15)· patent assignee history
2012–2014Based in Ehime, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD631989–2008
PANASONIC CORP372009–2017
HITACHI LTD161996–2008
WATANABE KATSUYAself152011–2018
NIKON CORP81998–2012
Locations
LocationPatentsSpan
Nara, JP722001–2020
Kudamatsu, JP171996–2008
Suita, JP121991–2002
Osaka, JP111987–2002
Ehime, JP72012–2014