LexDanaLexDanabeta
Inventor

Daisuke Tomita

Inventor
Kanagawa, JP

Overview

53→
Patents
2006–2020
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.

G03Gprimary
G03GElectrography42%
G11BInformation storage based on relative movement between record carrier and transducer8%
G01BMeasuring length, thickness or similar linear dimensions6%
C09JAdhesives4%
F16NLubricating4%
Y10TTechnical subjects covered by former us classification4%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds2%
C09DCoating compositions, e.g. paints, varnishes or lacquers2%
G01CMeasuring distances, levels or bearings2%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light2%
PatentTitleYear
10,761,444Electrostatic charge image development toner and electrostatic charge image developer202010,754,269Electrostatic-image developing toner, electrostatic-image developer, and toner cartridge202010,732,532Electrostatic image developing toner, electrostatic image developer, and toner cartridge202010,724,845Optical module for optical height measurement202010,719,022Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge202010,700,016Protective film material for laser processing and wafer processing method using the protective film material202010,656,546Electrostatic-image developing toner, electrostatic-image developer, and toner cartridge202010,481,515Charging device, process cartridge, and image forming apparatus201910,451,866Scanning type image measuring apparatus and scanning type image measuring method201910,423,088Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge201910,042,314Cleaning device, process cartridge incorporating the cleaning device, and image forming apparatus incorporating the cleaning device201810,018,941Cleaning device, and image forming apparatus and process unit incorporating same20189,989,872Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge20189,983,512Toner conveyance device and image forming apparatus20189,958,823Device including roller, and image forming apparatus and process cartridge incorporating same20189,798,288'Image forming apparatus which controls the rotation speed of a lubricant supply roller'20179,708,191'Silica composite particles and method of preparing the same'20179,703,253'Toner conveyance device and image forming apparatus'20179,690,250'Image forming apparatus'20179,658,054'Optical measuring apparatus'20179,638,510'Optical tomography observation apparatus'20179,632,475'Lubricant applicator, image forming apparatus, and process cartridge'20179,593,935'Optical image measuring apparatus'20179,563,167'Image forming apparatus performing a corona products removal mode'20179,441,950'Optical measurement apparatus and optical measurement method'20169,436,152'Lubricant supplying device, image forming apparatus and process cartridge'20169,395,678'Waste toner container and image forming apparatus'20169,384,380'Information recording media, information reproduction apparatus, and information reproducing method'20169,146,517'Lubricant supplying device, image forming apparatus and process cartridge'20159,128,452'Lubricant supply system, image forming apparatus, and process cartridge'20159,122,225'Lubricant applicator, image forming apparatus, and process cartridge'20159,052,669'Lubricant applicator, image forming apparatus, and process cartridge'20159,037,038'Image carrier surface treatment device, process cartridge, and image forming apparatus'20158,958,719'Image forming apparatus having replaceable modules'20158,913,923'Image forming apparatus with neutralizer and image forming method'20148,798,929'Navigation apparatus'20148,761,654'Cleaning device, process cartridge, and image forming apparatus'20148,737,180'Optical pickup device and optical disc apparatus for recording and reproducing information on and from optical disc including plurality of recording layers'20148,725,009'Image forming apparatus'20148,718,530'Lubricant supply device, process cartridge, and image forming apparatus'20148,712,261'Lubricant supplying device, process cartridge, and image forming apparatus'20148,605,559'Optical pickup device and optical disc apparatus'20138,457,541'Image forming apparatus'20138,428,475'Waste toner container and image forming apparatus incorporating same'20138,380,115'Lubricant applicator, image forming apparatus, and process cartridge'20138,364,387'Route search device and information control server'20138,315,535'Cleaning unit, process cartridge incorporating same, and image forming apparatus incorporating the cleaning unit'20128,280,293'Image forming apparatus'20128,064,299'Optical pick-up'20117,948,858'Optical information processing apparatus, optical pick-up device and optical recording disc system'20117,897,229'Release sheet and pressure-sensitive adhesive article'20117,502,303'Optical information processing apparatus, optical pick-up device and optical recording disc system'20097,153,629'Releasing sheet'2006

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2006–2011Based in Saitama, JP· patent location history
2009–2016Based in Yokohama, JP· patent location history
2011–2019Patents assigned to TOMITA DAISUKE (32)· patent assignee history
2012–2019Patents assigned to RICOH CO LTD (28)· patent assignee history
2012–2018Patents assigned to SHINTANI TAKESHI (20)· patent assignee history
2012–2019Patents assigned to KUWABARA NOBUO (16)· patent assignee history
2012–2015Patents assigned to KAWAHARA SHINICHI (12)· patent assignee history
2012–2020Based in Tokyo, JP· patent location history
2013–2014Based in Nagoya, JP· patent location history
2014–2020Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOMITA DAISUKEself322011–2019
RICOH CO LTD282012–2019
SHINTANI TAKESHI202012–2018
KUWABARA NOBUO162012–2019
KAWAHARA SHINICHI122012–2015
Locations
LocationPatentsSpan
Kanagawa, JP312014–2020
Tokyo, JP92012–2020
Yokohama, JP92009–2016
Nagoya, JP22013–2014
Saitama, JP22006–2011