Inventor

Yasuyuki Tamura

Inventor

Yokohama, JP

Overview

1979–2020

Patent span

Performing operations

Primary field (CPC B)

Patents· 116 as inventor

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

B41Jprimary

B41JTypewriters30%

G03GElectrography9%

H04NPictorial communication, e.g. television9%

G06KGraphical data reading5%

B41MPrinting, duplicating, marking, or copying processes5%

G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices5%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%

Y10TTechnical subjects covered by former us classification4%

B29CShaping or joining of plastics3%

B29LIndexing scheme associated with subclass b29c, relating to particular articles3%

PatentTitleYear

10,661,578Printing apparatus and concentration correction method2020 10,618,303Liquid ejection apparatus2020 10,406,743Imprint apparatus, imprint method, and method of manufacturing article2019 9,919,521'Liquid ejection head'2018 9,895,882'Driving device for a liquid ejection head'2018 9,751,317'Liquid ejection device'2017 9,688,069'Liquid discharge apparatus and liquid discharge head'2017 9,636,851'Imprint apparatus and article manufacturing method'2017 9,623,654'Liquid ejecting control method and liquid ejecting apparatus'2017 9,539,810'Liquid discharge head and head unit using the same'2017 9,493,004'Liquid discharge apparatus and method for controlling the same'2016 9,475,303'Liquid ejection device and liquid leakage suppression method'2016 9,340,032'Liquid ejection device and liquid leakage suppression method'2016 9,254,659'Liquid ejection apparatus and liquid ejection head'2016 9,227,406'Method of manufacturing an ejection orifice member'2016 9,126,402'Ink jet apparatus and method for controlling ink jet apparatus'2015 9,057,968'Positioning apparatus, exposure apparatus and method of manufacturing device'2015 8,760,630'Exposure apparatus and method of manufacturing device'2014 8,702,215'Inkjet head unit and inkjet apparatus'2014 8,672,663'Imprint apparatus and article manufacturing method'2014 8,353,584'Liquid discharging apparatus'2013 7,741,684'Semiconductor device and method for fabricating the same'2010 7,695,090'Ink jet printing apparatus, method for determining print medium, and method for determining ink ejection amount'2010 7,541,246'Method of manufacturing semiconductor device'2009 7,374,265'Ink jet printing apparatus and ink jet printing method'2008 7,138,692'Semiconductor device'2006 6,969,135'Recording apparatus'2005 6,946,351'Method for fabricating a semiconductor device'2005 6,926,392'Liquid ejection head'2005 6,923,522'Recording apparatus and recording method'2005 6,837,564'Head, recording apparatus having the head, method for identifying the head, and method for giving identification information to the head'2005 6,802,583'Ink jet print head and ink jet printing apparatus'2004 6,780,699'Semiconductor device and method for fabricating the same'2004 6,779,872'Ink jet recording method and ink jet recording apparatus'2004 6,601,940'Head, recording apparatus having the head, method for identifying the head, and method for giving identification information to the head'2003 6,520,613'Recording head and recording apparatus'2003 6,513,906'Recording apparatus and recording method'2003 6,491,372'Ink jet recording method and ink jet recording apparatus'2002 6,447,088'Ink-jet head, an ink-jet-head cartridge, an ink-jet apparatus and an ink-jet recording method used in gradation recording'2002 6,447,085'Driving method of ink-jet recording head, and recording apparatus for performing the driving method'2002 6,439,712'Ink liquid fixing device and ink jet recording apparatus provided with such ink liquid fixing device'2002 6,350,016'Liquid ejecting method and liquid ejecting head'2002 6,260,939'Tone recording method using ink jet recording head that records pixels using a plurality of liquid droplets'2001 6,217,142'Ink jet recording system using decomposed images'2001 6,183,066'Ink jet recording head having a common wiring structure and ink jet recording apparatus'2001 6,174,049'Bubble jet head and bubble jet apparatus employing the same'2001 6,139,130'Substrate and liquid jet recording head with particular electrode and resistor structures'2000 6,137,510'Ink jet head'2000 6,056,385'Method of operating and an apparatus using an ink jet recording head having serially connected energy generating means'2000 5,988,798'Fluid ejection head with multi-dimensional fluid path'1999 5,931,211'Radial tire with specified belt reinforcing layer cord'1999 5,914,736'Carriage drive control system for printer'1999 5,906,693'Pneumatic radial tire with specified organic fiber carcass cords'1999 5,798,772'Driving method ink jet head'1998 5,777,640'Liquid jet recording method using plural scanning nozzles and including first main scan, sub-scan, and second main-scan steps for recording pixels in tone'1998 5,650,803'Ink-jet recording method and ink-jet recording apparatus'1997 5,617,121'Ink jet recording with ink detection'1997 5,574,488'Liquid jet head, liquid jet head cartridge, and liquid jet apparatus'1996 5,504,505'Ink jet recording head and driving circuit therefor'1996 5,477,243'Method of operating and an apparatus using an ink jet head having serially connected energy generating means'1995 5,451,984'Thermal transfer recording method and thermal transfer recording device by use of said method'1995 5,430,469'Tone recording method using ink recording head'1995 5,388,628'Pneumatic radial tires including polyester carcass with specified elongation and shrinkage'1995 5,269,865'Thermal transfer material and thermal transfer recording method'1993 5,106,676'Transfer medium for heat-sensitive transfer recording'1992 5,093,817'Method and apparatus for recording information on an opto-magnetic recording medium by applying a modulated light beam while applying a magnetic field alternating with a constant period'1992 5,072,238'Heat transfer recording method'1991 5,072,245'Image recording apparatus employing optical and heat energy to record image'1991 5,015,552'Image forming method and transfer recording medium therefor using two energies'1991 5,005,028'Image forming method and transfer recording medium therefor'1991 5,002,819'Thermal transfer material'1991 4,978,968'Image recording apparatus'1990 4,973,135'Active matrix display panel having plural stripe-shaped counter electrodes and method of driving the same'1990 4,962,389'Image recorder using ink imparted with adhesiveness by electro-chemical reaction'1990 4,960,632'Thermal transfer material'1990 4,882,593'Method and apparatus for carrying out transference recording of an ink image'1989 4,881,084'Image recording method using fluid ink electrochemically imparted with adhesiveness'1989 4,880,324'Transfer method for heat-sensitive transfer recording'1989 4,838,652'Image forming apparatus'1989 4,770,501'Optical modulation device and method of driving the same'1988 4,768,041'Recording apparatus'1988 4,743,920'Thermal transfer recording method and apparatus'1988 4,739,338'Heat-sensitive transfer recording method'1988 4,720,088'Optical system supporting device'1988 4,697,887'Liquid crystal device and method for driving the same using ferroelectric liquid crystal and FET\'s'1987 4,649,094'Image formation method and apparatus in which imaging light and conductive toner are applied to opposite surfaces of a photosensitive member'1987 4,588,990'Image display apparatus'1986 4,566,043'Laser recording apparatus'1986 4,561,024'Image processing method and apparatus'1985 4,549,219'Image information transmission system'1985 4,547,628'Data transmission system'1985 4,547,787'Image forming apparatus with displaying and printing functions'1985 4,514,081'Image making system and apparatus therefor'1985 4,493,882'Image formation method and apparatus'1985 4,468,110'Method and apparatus for electrophotography'1984 4,465,939'Image reading apparatus having a plurality of image sensors'1984 4,463,364'Image forming process and apparatus therefor'1984 4,458,264'Apparatus and method for reading multi-color original'1984 4,430,411'Developing method for electrostatic image'1984 4,425,373'Method for image development by application of alternating bias'1984 4,422,102'Laser recording method and apparatus simultaneously scanning and reading out adjacent data'1983 4,415,925'Color original readout apparatus'1983 4,397,537'Image forming method and apparatus'1983 4,391,891'Developing method using (alternating electric field and) a developer of the field-dependent type and an apparatus therefor'1983 4,377,332'Developing device'1983 4,373,469'Apparatus for developing electrostatic latent images'1983 4,369,461'Method and apparatus for forming images'1983 4,363,861'Toner transfer development using alternating electric field'1982 4,346,986'Image formation method and apparatus'1982 4,333,124'Electrically discharging method and device'1982 4,320,962'Image formation method and apparatus'1982 4,314,017'Developer without carrier powder having an improved triboelectric charging property'1982 4,268,161'Electrophotographic apparatus with corona discharge control'1981 4,265,197'Developing method and apparatus using application of first and second alternating bias voltages for latent image end portions and tone gradation, respectively'1981 4,185,129'Method for developing electrostatic latent images and removal of excess developer'1980 4,136,942'Electrophotographic apparatus'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–2020Patents assigned to CANON KK (107)· patent assignee history

1979–2010Based in Kawasaki, JP· patent location history

1988–2020Based in Yokohama, JP· patent location history

1990–2015Patents assigned to TAMURA YASUYUKI (6)· patent assignee history

1990–1999Based in Tokyo, JP· patent location history

1995–1999Patents assigned to BRIDGESTONE CORP (3)· patent assignee history

2004–2010Patents assigned to FUJITSU LTD (5)· patent assignee history

2004–2008Based in Kanagawa, JP· patent location history

2006–2009Based in Ibaraki, JP· patent location history

2014Patents assigned to HANYU YUKIO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	107	1979–2020
TAMURA YASUYUKIself	6	1990–2015
FUJITSU LTD	5	2004–2010
BRIDGESTONE CORP	3	1995–1999
HANYU YUKIO	1	2014

Locations

Location	Patents	Span
Yokohama, JP	69	1988–2020
Kawasaki, JP	35	1979–2010
Kanagawa, JP	5	2004–2008
Ibaraki, JP	2	2006–2009
Tokyo, JP	2	1990–1999