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Inventor

Masato Kuwabara

Inventor
Tsukuba, JP

Overview

22→
Patents
1997–2020
Patent span
Physics
Primary field (CPC G)

Patents· 22 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus26%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein22%
G06FElectric digital data processing12%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form7%
C09KMaterials for miscellaneous applications, not provided for elsewhere7%
Y10TTechnical subjects covered by former us classification7%
C08JWorking-up4%
H04NPictorial communication, e.g. television4%
B29CShaping or joining of plastics3%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges1%
PatentTitleYear
10,817,016Hybrid coverlay/window structure for flexible display applications202010,558,281Touch sensor panel having an index matching passivation layer202010,444,874Touch sensor panel having an index matching passivation layer201910,288,788Electronic device display with polarizer windows201910,073,569Integrated polarizer and conductive material20189,618,669'Electronic device display with polarizer windows'20179,612,377'Touch screen display with transparent electrical shielding layer'20179,329,314'Touch screen display with transparent electrical shielding layer'20169,158,143'Dual purpose touch sensor panel and optical retarder'20159,079,384'Touch sensor panel having an index matching passivation layer'20159,025,100'Display with shielding antireflection layer'20158,525,405'Electronic devices with flexible glass polarizers'20137,939,160'Antiglare film and image display'20117,341,355'Anti-glare optical film and process for preparing the same'20087,258,908'Anti-glare film, method of producing the same, and display equipped with the same'20076,294,231'Optically anisotropic film, method of manufacturing the same, and liquid crystal display apparatus'20015,875,014'Optically anisotropic film and liquid crystal display apparatus'19995,736,066'Optically anisotropic film'19985,730,899'Optically anisotropic film'19985,693,253'Optically anisotropic material, process for producing it, and retardation plate and liquid crystal device using same'19975,688,436'Optically anisotropic material, process for producing it, and retardation plate and liquid crystal display device using same'19975,601,884'Retardation film and production thereof'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–2011Patents assigned to SUMITOMO CHEMICAL CO (10)· patent assignee history
1997–2020Based in Tsukuba, JP· patent location history
1999Based in Ibaraki, JP· patent location history
2011Based in Niihama, JP· patent location history
2013–2020Patents assigned to APPLE INC (12)· patent assignee history
2013–2016Patents assigned to CHEN CHENG (4)· patent assignee history
2013–2016Patents assigned to KUWABARA MASATO (4)· patent assignee history
2013–2016Patents assigned to ZHONG JOHN Z (4)· patent assignee history
2015Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
APPLE INC122013–2020
SUMITOMO CHEMICAL CO101997–2011
CHEN CHENG42013–2016
KUWABARA MASATOself42013–2016
ZHONG JOHN Z42013–2016
Locations
LocationPatentsSpan
Tsukuba, JP191997–2020
Tokyo, JP12015
Niihama, JP12011
Ibaraki, JP11999