LexDanaLexDanabeta
Inventor

Yutaka Katsuyama

Inventor
Kawasaki, JP

Overview

54→
Patents
1987–2019
Patent span
Physics
Primary field (CPC G)

Patents· 54 as inventor

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

G06Vprimary
G06VImage or video recognition or understanding42%
G06FElectric digital data processing13%
G06TImage data processing or generation, in general9%
G02BOptical elements, systems or apparatus6%
G06KGraphical data reading4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
C03CChemical composition of glasses, glazes or vitreous enamels3%
G01MTesting static or dynamic balance of machines or structures3%
H04BTransmission3%
LOC133%
PatentTitleYear
10,262,202Form recognition method, form recognition device, and non-transitory computer-readable medium201910,162,501Terminal device, display control method, and non-transitory computer-readable recording medium201810,031,667Terminal device, display control method, and non-transitory computer-readable recording medium20189,721,532'Color chart detection apparatus, color chart detection method, and color chart detection computer program'20179,652,850'Subject tracking device and subject tracking method'20179,342,152'Signal processing device and signal processing method'20168,913,117'Image processing apparatus and image processing method'20148,724,862'Image processing apparatus, image processing method, and non-transitory computer readable storage medium'20148,515,175'Storage medium, apparatus and method for recognizing characters in a document image using document recognition'20138,254,689'Character recognition processing method and apparatus'20127,961,948'Computer-readable record medium in which a telop character extraction program is recorded, telop character extraction method and telop character extraction apparatus'20117,929,765'Video text processing apparatus'20117,787,705'Video text processing apparatus'20107,715,628'Precise grayscale character segmentation apparatus and method'20107,711,189'Layout analysis program, layout analysis apparatus and layout analysis method'20107,641,475'Program, method and apparatus for generating fill-in-the-blank test questions'20107,532,756'Grayscale character dictionary generation apparatus'20097,480,408'Degraded dictionary generation method and apparatus'20097,480,409'Degraded character image generation method and apparatus'20097,397,954'Apparatus and method for allowing images to correspond to each other and program therefor'20087,349,571'Image processing apparatus and pattern extraction apparatus'20087,341,352'Apparatus, method and program for detecting a pointer region, apparatus, method and program for associating images, content-distributing server, and content-distributing method'20087,280,688'Image processing apparatus and pattern extraction apparatus'20077,142,716'Apparatus for searching document images using a result of character recognition'2006D0526276'Housing for an optical connector'2006D0520449'Optical add-drop multiplexer'2006D0520450'Optical add-drop multiplexer'20067,039,235'Ruled line extracting apparatus for extracting ruled line from normal document image and method thereof'20067,036,997'Optical module'20066,990,235'Color image processing apparatus and pattern extracting apparatus'20066,975,762'Ruled line extracting apparatus for extracting ruled line from normal document image and method thereof'20056,928,188'Ruled line extracting apparatus for extracting ruled line from normal document image and method thereof'20056,917,706'Ruled line extracting apparatus for extracting ruled line from normal document image and method thereof'20056,771,813'Image processing apparatus and pattern extraction apparatus'20046,754,385'Ruled line extracting apparatus for extracting ruled line from normal document image and method thereof'20046,721,463'Apparatus and method for extracting management information from image'20046,704,450'Apparatus and method for extracting management information from image'20046,701,010'Color image processing apparatus and pattern extracting apparatus'20046,327,387'Apparatus and method for extracting management information from image'20016,226,402'Ruled line extracting apparatus for extracting ruled line from normal document image and method thereof'20016,035,061'Title extracting apparatus for extracting title from document image and method thereof'20005,809,180'Data conversion system for line-narrowing a pattern'19985,671,308'Optical waveguide having diffraction grating area and method of fabricating the same'19975,625,710'Character recognition apparatus using modification of a characteristic quantity'19975,506,674'Method for identifying an optical fiber using a pattern of reflected light'19965,436,982'Data processing system'19955,348,564'Method for manufacturing a hermetically coated optical fiber'19945,281,247'Method for producing hermetic coated optical fiber'19945,214,717'Pattern recognition data processing device using an associative matching method'19935,197,107'Character recognition apparatus'19935,194,080'Apparatus for producing hermetic coated optical fiber'19935,191,612'Character recognition system'19935,125,066'Fiber optical amplifier'19924,659,215'Optical fiber test method and apparatus'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–1997Patents assigned to NIPPON TELEGRAPH & TELEPHONE (6)· patent assignee history
1987–1997Based in Mito, JP· patent location history
1992–1997Patents assigned to SUMITOMO ELECTRIC INDUSTRIES (6)· patent assignee history
1993–2019Patents assigned to FUJITSU LTD (43)· patent assignee history
1993–1998Based in Machida, JP· patent location history
2000–2014Based in Kawasaki, JP· patent location history
2004–2008Based in Kanagawa, JP· patent location history
2006Patents assigned to JST MFG CO LTD (4)· patent assignee history
2012–2014Patents assigned to KATSUYAMA YUTAKA (4)· patent assignee history
2016–2019Based in Yokohama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJITSU LTD431993–2019
NIPPON TELEGRAPH & TELEPHONE61987–1997
SUMITOMO ELECTRIC INDUSTRIES61992–1997
JST MFG CO LTD42006
KATSUYAMA YUTAKAself42012–2014
Locations
LocationPatentsSpan
Kawasaki, JP262000–2014
Mito, JP71987–1997
Yokohama, JP62016–2019
Kanagawa, JP52004–2008
Machida, JP51993–1998