LexDanaLexDanabeta
Inventor

Naoto Shiraishi

Inventor
Kanagawa, JP

Overview

52→
Patents
1994–2020
Patent span
Physics
Primary field (CPC G)

Patents· 52 as inventor

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

H04Nprimary
H04NPictorial communication, e.g. television31%
G06TImage data processing or generation, in general29%
G06KGraphical data reading14%
H03MCoding10%
G06FElectric digital data processing8%
G03GElectrography3%
G09GArrangements or circuits for control of indicating devices using static means to present variable information3%
G07DHandling of coins or valuable papers, e.g. testing, sorting by denominations, counting, dispensing, changing or depositing1%
H04LTransmission of digital information, e.g. telegraphic communication1%
PatentTitleYear
10,652,540Image processing device, image processing method, and recording medium storing image processing program202010,560,600Encoding apparatus, encoding method, and recording medium202010,313,551Control system configured to correct variations in optical output of light emitting devices, image forming system, control method, and computer-readable recording medium201910,192,282Information processing device, image processing apparatus, and information processing method for high-speed translucency calculation201910,152,657Image processing apparatus and image processing method of color image201810,021,275Image processing apparatus, method of controlling image processing apparatus, and non-transitory recording medium20189,955,036Image forming apparatus including a first storage, a second storage, and a bus and image forming method using the same20189,208,415'Image processing apparatus and method encoding multi-valued image generated with fewer values'20159,092,717'Data processing device and data processing method'20158,982,405'Image processing device, image processing method, and image forming apparatus for processing image data having a larger size'20158,934,727'Image processing apparatus, image processing method, and image forming apparatus'20158,842,328'Image processing device'20148,817,346'Image processing apparatus, image processing method, and image forming apparatus for reading code data rotated at 180 degrees'20148,786,901'Image processing apparatus, image processing method, and computer program product'20148,712,174'Image processing apparatus and image processing method'20148,699,805'Image processing apparatus and image processing method'20148,670,156'Image processing device, image processing method, and image forming apparatus'20148,515,209'Image processing apparatus and method for image processing'20138,503,025'Image processing apparatus, image processing method, and computer program product'20138,406,538'Image processing apparatus and image processing method'20138,259,359'Image processing device and image forming apparatus equipped with the image processing device'20128,150,152'Device and method for encoding image data'20128,134,483'Data processing apparatus and method'20127,962,658'Image output apparatus using close range radio contact wherein radio contact element is attached to document on which an image is recorded'20117,701,594'Image forming apparatus, image forming method, and computer product'20107,573,614'Image processing apparatus, image processing method, and computer product'20097,483,586'Image compression apparatus, image expansion apparatus, image forming apparatus, image compression method, image expansion method and storage medium'20097,456,985'Image forming apparatus that performs wireless communication with radio tag attached to document or recording medium'20087,454,528'Image output apparatus using close range radio contact wherein radio contact element is attached to document on which an image is recorded'20087,359,557'Method of and apparatus for encoding, method of and apparatus for decoding, and image forming apparatus'20087,233,702'Image data compression apparatus for compressing both binary image data and multiple value image data'20077,079,691'Method of and apparatus for encoding, method of and apparatus for decoding, and image forming apparatus'20067,009,622'Image processing apparatus, image processing method, and image processing program'20066,941,023'Image data compression apparatus for compressing both binary image data and multiple value image data'20056,915,017'Image compression apparatus, image expansion apparatus, image forming apparatus, image compression method, image expansion method and storage medium'20056,172,678'Image processing method and apparatus including hidden surface removal'20016,081,274'Shading processing device'20005,903,276'Image generating device with anti-aliasing function'19995,859,650'Graphic controlling processor'19995,828,378'Three dimensional graphics processing apparatus processing ordinary and special objects'19985,739,826'Polygon display based on x coordinates of edges on scan line'19985,732,204'Method and device for 3D image processing'19985,551,019'Methods and systems for sorting multiplying indexed data'19965,502,802'Polygonal image-drawing processor'19965,465,371'Sorter for sorting data based on a plurality of reference value data'19955,459,822'Sorting processor'19955,455,900'Image processing apparatus'19955,448,690'Image processing system enabling real-time output of image signal based on polygon image information'19955,396,585'Clipping processor'19955,349,610'Digital data detecting and synchronizing circuit'19945,341,468'Image processor'19945,337,168'Image data processing apparatus for locating pixel having maximum coincidence count in input image data'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2010Patents assigned to RICOH KK (28)· patent assignee history
1994–2001Based in Toyonaka, JP· patent location history
1994–1996Based in Minoo, JP· patent location history
2000Based in Osaka, JP· patent location history
2005–2011Based in Tokyo, JP· patent location history
2011–2020Patents assigned to RICOH CO LTD (24)· patent assignee history
2012–2020Patents assigned to SHIRAISHI NAOTO (23)· patent assignee history
2012–2020Based in Kanagawa, JP· patent location history
2019Patents assigned to KOBAYASHI SHINJI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RICOH KK281994–2010
RICOH CO LTD242011–2020
SHIRAISHI NAOTOself232012–2020
KOBAYASHI SHINJI12019
Locations
LocationPatentsSpan
Kanagawa, JP232012–2020
Tokyo, JP122005–2011
Toyonaka, JP111994–2001
Minoo, JP51994–1996
Osaka, JP12000