LexDanaLexDanabeta
Inventor

Katsuyuki Yokoi

Inventor
Yokohama, JP

Overview

75→
Patents
1986–2020
Patent span
Performing operations
Primary field (CPC B)

Patents· 75 as inventor

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

B41Jprimary
B41JTypewriters45%
G03GElectrography27%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables9%
H04NPictorial communication, e.g. television7%
G06KGraphical data reading2%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests2%
F04BPositive-displacement machines for liquids1%
G01DMeasuring not specially adapted for a specific variable1%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock1%
G06TImage data processing or generation, in general1%
PatentTitleYear
10,744,784Tube pump and liquid ejection apparatus202010,668,732Ink tank and ink jet recording apparatus202010,596,838Printing apparatus202010,427,412Liquid ejecting apparatus and liquid refilling container201910,214,032Printing apparatus20199,073,715'Sheet feeding mechanism and recording apparatus having the sheet feeding mechanism'20158,515,298'Rotation speed control for an image forming apparatus fan'20138,301,046'Image forming apparatus with condition setting for manual duplex mode'20128,027,606'Image forming apparatus with condition setting for manual duplex mode'20118,005,401'Image forming apparatus including charge removal member'20117,813,682'Image forming apparatus that smoothly conveys transfer medium while suppressing pre-transfer'20107,711,299'Color image forming apparatus with discharge member'20107,699,460'Printing apparatus and printing method'20107,695,129'Recording apparatus and recording method'20107,605,930'Image processing device'20097,596,341'Image forming apparatus with vertically arranged process units'20097,536,130'Cartridge detachable from image forming device'20097,486,904'Multicolor image forming apparatus and image making device'20097,429,041'Apparatus for feeding sheet using retractable edge guide for guiding lateral edge of sheet'20087,421,225'Developing cartridge detachable from image forming device'20087,401,914'Printing apparatus and method for controlling printing apparatus'20087,266,313'Image forming device and system that use consumable items and method of changing consumable items'20077,209,678'Developing cartridge detachable from image forming device'20077,203,448'Image forming apparatus'20077,136,613'Multicolor image forming apparatus and image making device'20067,133,636'Fixing device and image forming device provided with the same'20067,079,783'Developing cartridge detachable from image forming device'20067,046,954'Recording apparatus and method for discriminating type of recording medium'20067,027,075'Thermal fixing device and image forming device provided with the same'20066,973,279'Image forming apparatus'20056,925,274'Developing device capable of preventing toner inside developing chamber from entering hopper'20056,830,398'Recording apparatus and method for discriminating recording medium type'20046,819,350'Image forming apparatus and a cleaning mechanism therefor'20046,793,425'Feeding device with loading device adapted to hold a plurality of media or a storage case with a plurality of media and recording apparatus containing same'20046,795,680'Fixing device and image forming device provided with the same'20046,766,120'Electrostatic image forming device with conditional toner cleaning roller'20046,647,227'Intermediate transfer type image forming apparatus and method thereof'20036,614,554'Recording apparatus and method of controlling recording apparatus'20036,341,834'Recording apparatus and control method thereof'20026,331,898'Encoded data printing apparatus and method for printing a code and an image on the same medium'20016,315,380'Ink jet head having operating characteristic information, and recording apparatus using such a head'20016,290,329'Recording apparatus'20016,257,692'Image forming system with sheet feeding speed control'20016,139,010'Sheet convey apparatus'20006,106,100'Recording apparatus and method for forming plural dots in a pixel'20006,092,893'Sheet feeding apparatus and image forming system'20006,074,032'Recording apparatus having a pivotable member to maintain a constant distance and angle between a recording head and a recording medium'20006,048,047'Ink jet recording apparatus'20006,019,451'Ink jet recording apparatus with capping mechanism and capping state indicator'20006,007,184'Ink jet recording head mounting and positioning arrangement'19995,988,809'Recording apparatus with system for stacking , supplying and guiding recording media'19995,982,400'Sheet feeding apparatus and image forming system'19995,959,641'Ink-jet recording apparatus and method utilizing processing liquid to improve ink recording'19995,947,615'Recording apparatus'19995,907,343'Ink jet recording apparatus and cartridge for use in the same'19995,873,663'Printing apparatus and printing method thereof'19995,793,399'Sheet supplying apparatus'19985,764,245'Recording apparatus and recording method'19985,504,512'Ink jet recording apparatus and ink cartridge usable therewith'19965,502,475'Ink jet recording apparatus provided with fixating means'19965,479,193'Device for detecting when a particular amount of ink remains in an ink jet recording apparatus and recording apparatus using the same'19955,398,049'Recording apparatus for method for controlling distance between recording head and recording medium'19955,358,230'Sheet supplying apparatus'19945,235,353'Compact ink jet recording apparatus with particular design for recording medium conveyance and support'19935,223,858'Recording apparatus'19935,138,343'Ink jet recording apparatus with recovery means'19925,105,210'Ink jet recording apparatus expandable to accommodate variable sheet widths'19925,040,000'Ink jet recording apparatus having a space saving ink recovery system'19914,951,066'Ink jet recording apparatus having a discharge orifice surface and a blade and rubbing member for cleaning the surface independently of each other'19904,866,003'Plasma vapor deposition of an improved passivation film using electron cyclotron resonance'19894,806,860'Overlapped magnetoresistive displacement detecting transducers having closely spaced longitudinal centers'19894,660,056'Liquid jet recording head'19874,646,110'Liquid injection recording apparatus'19874,587,534'Liquid injection recording apparatus'19864,568,953'Liquid injection recording apparatus'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–2020Patents assigned to CANON KK (48)· patent assignee history
1986–1987Based in Sagamihara, JP· patent location history
1990–2020Based in Yokohama, JP· patent location history
2003–2013Patents assigned to BROTHER IND LTD (25)· patent assignee history
2003–2013Based in Iwakura, JP· patent location history
2004Based in Kanagawa, JP· patent location history
2006Based in Tokyo, JP· patent location history
2012–2013Patents assigned to FURUKAWA TOSHIO (2)· patent assignee history
2012–2013Patents assigned to MIYAHARA KENSUKE (2)· patent assignee history
2012–2013Patents assigned to YOKOI KATSUYUKI (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CANON KK481986–2020
BROTHER IND LTD252003–2013
FURUKAWA TOSHIO22012–2013
MIYAHARA KENSUKE22012–2013
YOKOI KATSUYUKIself22012–2013
Locations
LocationPatentsSpan
Yokohama, JP411990–2020
Iwakura, JP252003–2013
Sagamihara, JP41986–1987
Kanagawa, JP22004
Tokyo, JP12006