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Inventor

Takeshi Shikama

Inventor
Osaka, JP

Overview

23→
Patents
2005–2020
Patent span
Physics
Primary field (CPC G)

Patents· 23 as inventor

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

G03Gprimary
G03GElectrography31%
H04NPictorial communication, e.g. television21%
B41JTypewriters13%
G06KGraphical data reading13%
G11BInformation storage based on relative movement between record carrier and transducer8%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables5%
G01CMeasuring distances, levels or bearings3%
G06FElectric digital data processing3%
H01FMagnets3%
Y10TTechnical subjects covered by former us classification3%
PatentTitleYear
10,596,813Liquid discharge apparatus and liquid discharge method202010,412,246Image reading unit201910,200,564Image reading device, method and non-transitory computer-readable medium for detecting moving image reader positions to correct skew201910,027,831Image reading unit20189,800,748'Automatic document feeder, image reading device incorporating the automatic document feeder, and image forming apparatus incorporating the image reading device'20179,302,497'Optical writing device, image forming apparatus, and method of controlling optical writing device'20169,268,284'Image forming device and control method for image forming device'20169,141,893'Image forming apparatus and method for controlling the same'20159,013,532'Light source control apparatus and image forming apparatus'20158,879,969'Image forming apparatus including image forming calibration'20148,817,320'Line-head control device, image forming apparatus, and line-head control method'20148,810,941'System, method and apparatus for selection of reserved area data tracks'20148,774,700'Image processing apparatus, an image forming apparatus, an image processing method and a recording medium'20148,659,630'Image processing apparatus, image processing method, and computer program product for image processing'20148,654,419'Image forming apparatus and image density detecting method'20148,600,283'Method of compensating for errors caused by a print head using skew correction'20138,576,267'Optical writing device, image forming apparatus, optical writing method, and computer-readable recording medium'20138,547,409'Light emission control device, light emission control method, and image forming apparatus'20138,482,588'Optical writing device, image forming apparatus, and method and program product for controlling optical writing device'20138,411,124'Optical writing device, image forming apparatus, and method and program product for controlling optical writing device'20137,607,039'Data storage device with re-allocation processing which determines an order in which re-allocation processing is executed for defective sectors'20097,369,339'Failure prediction method for magnetic disk devices, and a magnetic disk device using the same'20086,859,994'Method for manufacturing an inductor'2005

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2005Based in Yokaichi, JP· patent location history
2008–2020Based in Kanagawa, JP· patent location history
2013–2020Patents assigned to SHIKAMA TAKESHI (20)· patent assignee history
2013–2020Patents assigned to RICOH CO LTD (19)· patent assignee history
2013–2016Patents assigned to MIYADERA TATSUYA (14)· patent assignee history
2013–2016Patents assigned to YOKOYAMA TAKUHEI (14)· patent assignee history
2013–2016Patents assigned to KOMAI KUNIHIRO (12)· patent assignee history
2013–2016Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SHIKAMA TAKESHIself202013–2020
RICOH CO LTD192013–2020
MIYADERA TATSUYA142013–2016
YOKOYAMA TAKUHEI142013–2016
KOMAI KUNIHIRO122013–2016
Locations
LocationPatentsSpan
Osaka, JP142013–2016
Kanagawa, JP82008–2020
Yokaichi, JP12005