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Inventor

Yoichi Osato

Inventor
Yokohama, JP

Overview

53→
Patents
1983–2011
Patent span
Physics
Primary field (CPC G)

Patents· 53 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 transducer28%
G03GElectrography15%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
Y10TTechnical subjects covered by former us classification13%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation7%
H10KOrganic electric solid-state devices6%
G02BOptical elements, systems or apparatus3%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution3%
Y02PClimate change mitigation technologies in the production or processing of goods3%
G11CStatic stores2%
PatentTitleYear
7,902,739'Organic light emitting device with prism'20117,834,542'Organic light-emitting apparatus'20107,683,533'Organic electroluminescent device provided with a polarizing plate, a prism member and a phase member in a stacked arrangement'20107,309,619'Light-emitting element, production method thereof, and light-emitting apparatus'20077,163,831'Light-emitting element, production method thereof, and light-emitting apparatus'20076,998,182'Organic luminescence device'20066,583,557'Organic luminescent element'20036,342,754'Charge-reducing film, image forming apparatus including said film and method of manufacturing said image forming apparatus'20026,028,824'Magnetooptical recording medium allowing overwriting with two or more magnetic layers'20005,783,300'Magnetooptical recording medium allowing overwriting with two or more magnetic layers and recording method utilizing the same'19985,652,738'Magnetooptical recording method for overwriting information on a recording medium includes selecting one of two recording modes based on recording information'19975,604,046'Magneto-optical recording medium and a method using the same'19975,596,555'Magnetooptical recording medium having magnetic layers that satisfy predetermined coercive force relationships, and recording/reproduction method for the medium'19975,591,515'Magnetic recording medium with a recording layer composed of laminate structure of magnetic films and non-magnetic films, and method for producing the same'19975,536,570'Overwrite capable magneto-optical recording medium having three magneto-optic layers'19965,529,864'Optical recording medium having mask layer'19965,525,378'Method for producing a magnetooptical recording medium'19965,521,006'Magneto-optical recording medium'19965,503,924'Exchange-coupled magnetooptical recording medium with first layer having smaller vertical orientation saturation magnetization than in-plane orientation saturation magnetization of second layer'19965,502,692'Method and apparatus for recording, reproducing and overwriting information on or from a magnetooptic disk having three magnetic layers'19965,481,410'Magnetooptical recording medium allowing overwriting with two or more magnetic layers and recording method utilizing the same'19965,410,521'Method and apparatus for recording information on a medium having biaxial magnetic anisotropy using parallel and perpendicular magnetic fields'19955,370,945'Magnetooptic recording medium'19945,265,073'Overwritable magneto-optical recording medium having two-layer magnetic films wherein one of the films contains one or more of Cu, Ag, Ti, Mn, B, Pt, Si, Ge, Cr and Al, and a method of recording on the same'19935,163,031'Method of recording tetra-value signal on magneto-optical recording medium with plural magnetic layers'19925,142,491'Magnetic bubble recording device'19925,140,547'Magnetic bubble recording element'19925,132,945'Magnetooptical recording medium allowing overwriting with two or more magnetic layers and recording method utilizing the same'19924,999,260'Magneto-optical recording medium comprising a rare-earth-transition metal dispersed in a dielectric'19914,939,023'Opto-magnetic recording medium'19904,899,168'Optical recording medium'19904,816,840'Optical recording medium and method for producing the same'19894,795,688'Layered photoconductive member comprising amorphous silicon'19894,737,947'Recording medium having optomagnetic recording layer and optical recording layer with guide tracks of specific reflectance'19884,675,767'Opto-magnetic recording medium'19874,664,977'Opto-magnetic recording medium'19874,636,450'Photoconductive member having amorphous silicon matrix with oxygen and impurity containing regions'19874,614,951'Optical recording medium'19864,547,448'Photoconductive member comprising silicon and oxygen'19854,536,459'Photoconductive member having multiple amorphous layers'19854,536,460'Photoconductive member'19854,522,905'Amorphous silicon photoconductive member with interface and rectifying layers'19854,518,671'Electrophotographic photosensitive Se or Se alloy doped with oxygen'19854,501,807'Photoconductive member having an amorphous silicon layer'19854,490,454'Photoconductive member comprising multiple amorphous layers'19844,486,521'Photoconductive member with doped and oxygen containing amorphous silicon layers'19844,483,911'Photoconductive member with amorphous silicon-carbon surface layer'19844,465,750'Photoconductive member with a -Si having two layer regions'19844,460,669'Photoconductive member with .alpha.-Si and C, U or D and dopant'19844,460,670'Photoconductive member with .alpha.-Si and C, N or O and dopant'19844,452,874'Photoconductive member with multiple amorphous Si layers'19844,452,875'Amorphous photoconductive member with .alpha.-Si interlayers'19844,423,133'Photoconductive member of amorphous silicon'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–2011Patents assigned to CANON KK (53)· patent assignee history
1983–2011Based in Yokohama, JP· patent location history
1984Based in Kawasaki, JP· patent location history
1985Patents assigned to KANBE JUNICHIRO (1)· patent assignee history
1985Patents assigned to MISUMI TERUO (1)· patent assignee history
1985Patents assigned to OSATO YOICHI (1)· patent assignee history
1985Patents assigned to SAITOH KEISHI (1)· patent assignee history
1985Based in Shimomaruko, Ohta-ku, Tokyo, JP· patent location history
2003–2007Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CANON KK531983–2011
KANBE JUNICHIRO11985
MISUMI TERUO11985
OSATO YOICHIself11985
SAITOH KEISHI11985
Locations
LocationPatentsSpan
Yokohama, JP481983–2011
Kanagawa, JP32003–2007
Shimomaruko, Ohta-ku, Tokyo, JP11985
Kawasaki, JP11984