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Inventor

Tatsuru Sato

Inventor
Chiba, JP

Overview

13→
Patents
1986–2004
Patent span
Performing operations
Primary field (CPC B)

Patents· 13 as inventor

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

B41Jprimary
B41JTypewriters39%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them11%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices11%
H02NElectric machines not otherwise provided for11%
H04NPictorial communication, e.g. television11%
G03GElectrography6%
G06FElectric digital data processing6%
G06TImage data processing or generation, in general6%
PatentTitleYear
6,707,232'Piezoelectric driving body, ultrasonic motor and electronic apparatus having an ultrasonic motor'20046,502,924'Recording head and image recording apparatus utilizing said recording head'20036,491,379'Recording head and image recording apparatus utilizing the recording head'20026,412,915'Ink jet recording head, and ink jet recording apparatus employing the same'20026,411,010'Piezoelectric actuator'20026,402,314'Inkjet recording apparatus'20026,331,047'Ink recording head and ink injecting method using ink recording head'20016,116,708'Recording systems and recording units employed in the recording systems'20005,191,441'Image reading device'19935,177,624'Image reading apparatus'19934,945,382'A printer for printing a certain image on a sheet of developing paper'19904,914,463'Development of imaging sheets employing photosensitive microcapsules'19904,617,247'Improved sensitizer dyes for polyvinylcarbazole electrophotographic compositions'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1993Patents assigned to SONY CORP (5)· patent assignee history
1986–2004Based in Chiba, JP· patent location history
1993–2002Based in Tokyo, JP· patent location history
2000–2004Patents assigned to SEIKO INSTR INC (7)· patent assignee history
2003Patents assigned to SEIKO INSTR R & D CT INC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SEIKO INSTR INC72000–2004
SONY CORP51986–1993
SEIKO INSTR R & D CT INC12003
Locations
LocationPatentsSpan
Chiba, JP111986–2004
Tokyo, JP21993–2002