Inventor

Hiroto Takahashi

Inventor

Hiratsuka, JP

Overview

1985–2017

Patent span

Performing operations

Primary field (CPC B)

Patents· 31 as inventor

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

B41Jprimary

B41JTypewriters67%

G06KGraphical data reading7%

H04NPictorial communication, e.g. television7%

C25DProcesses for the electrolytic or electrophoretic production of coatings4%

G01DMeasuring not specially adapted for a specific variable4%

H05BElectric heating2%

H05KPrinted circuits2%

LOC092%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests2%

Y10TTechnical subjects covered by former us classification2%

PatentTitleYear

D0778716'Packaging box'2017 6,923,522'Recording apparatus and recording method'2005 6,513,906'Recording apparatus and recording method'2003 6,260,939'Tone recording method using ink jet recording head that records pixels using a plurality of liquid droplets'2001 6,139,130'Substrate and liquid jet recording head with particular electrode and resistor structures'2000 6,022,100'Liquid jet recording head having internal structure for controlling droplet ejection and ink flow'2000 5,992,983'Liquid jet recording head'1999 5,988,798'Fluid ejection head with multi-dimensional fluid path'1999 5,858,197'Process for manufacturing substrate for ink jet recording head using anodic oxidation'1999 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 5,489,928'Liquid-repellent application process for a liquid ejection recording apparatus'1996 5,455,612'Liquid jet recording head'1995 5,451,994'Liquid jet recording head having a support with an organic protective layer omitted from a heat-generating section on the support and from an edge of the support'1995 5,430,469'Tone recording method using ink recording head'1995 5,210,549'Ink jet recording head having resistor formed by oxidization'1993 5,153,610'Liquid jet recording head'1992 5,107,281'Ink jet recording head having means to remove stagnant bubbles'1992 5,005,024'Ink jet recording apparatus which supplies repellent agent to liquid discharge port surface and method thereof'1991 4,972,202'Method for driving liquid-jet recorder'1990 4,956,654'Liquid injection recording head with flexible support'1990 4,940,999'Liquid jet recording head'1990 4,777,494'Process for manufacturing an electrothermal transducer for a liquid jet recording head by anodic oxidation of exposed portions of the transducer'1988 4,725,859'Liquid jet recording head'1988 4,720,716'Liquid jet recording head'1988 4,694,306'Liquid jet recording head with a protective layer formed by converting the surface of a transducer into an insulating material'1987 4,686,544'Liquid jet recording head'1987 4,631,555'Liquid jet type recording head'1986 4,602,261'Ink jet electrode configuration'1986 4,596,994'Liquid jet recording head'1986 4,567,493'Liquid jet recording head'1986 4,536,250'Method of making liquid jet recording head'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–2005Patents assigned to CANON KK (30)· patent assignee history

1985–1999Based in Hiratsuka, JP· patent location history

1991–1996Based in Atsugi, JP· patent location history

1992–2017Based in Yokohama, JP· patent location history

1992Based in Hiratsuak, JP· patent location history

2000Based in Sakata, JP· patent location history

2017Patents assigned to JVC KENWOOD CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	30	1985–2005
JVC KENWOOD CORP	1	2017

Locations

Location	Patents	Span
Hiratsuka, JP	16	1985–1999
Yokohama, JP	11	1992–2017
Atsugi, JP	2	1991–1996
Sakata, JP	1	2000
Hiratsuak, JP	1	1992