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Inventor

Saburou Hiraoka

Inventor
Tokyo, JP

Overview

17→
Patents
2001–2020
Patent span
Physics
Primary field (CPC G)

Patents· 17 as inventor

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

G03Gprimary
G03GElectrography32%
B41CProcesses for the manufacture or reproduction of printing surfaces21%
B41NPrinting plates or foils11%
Y10TTechnical subjects covered by former us classification11%
B41MPrinting, duplicating, marking, or copying processes7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
G02BOptical elements, systems or apparatus4%
G03HHolographic processes or apparatus4%
G11BInformation storage based on relative movement between record carrier and transducer4%
PatentTitleYear
10,534,121Holographic optical element and method for producing the same20209,213,249'Electrostatic latent image developing toner, production method of the toner for electrostatic latent image development and electrophotographic image formation method'20159,012,120'Production process of toner for electrostatic image development'20158,871,419'Production process of toner for electrostatic image development'20148,728,701'Production process of toner for electrostatic image development'20148,652,728'Toner for electrostatic latent image development and production method thereof'20148,642,242'Electrostatic charge image developing toner and method of manufacturing the same'20148,586,278'Electrostatic image developing toner and producing method of the same'20138,507,169'Two-component developer'20138,497,059'Producing method of toner for developing static image'20137,285,376'Correction process of planographic printing plate'20077,163,779'Planographic printing plate material process, planographic printing plate and printing process'20077,086,333'Printing plate material, process of folding the same, and printing process'20066,994,028'Development process on a press of planographic printing plate material and printing process'20066,749,993'Planographic printing precursor and printing method employing the same'20046,688,228'Planographic printing plate precursor having a support with pits'20046,180,213'Heat sensitive planographic printing plate, its manufacturing method and image forming method employing the same'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2004Based in Hino, JP· patent location history
2004–2015Based in Tokyo, JP· patent location history
2006–2007Based in Machida, JP· patent location history
2013–2015Patents assigned to HIRAOKA SABUROU (8)· patent assignee history
2013–2015Patents assigned to KONICA MINOLTA BUSINESS TECH (8)· patent assignee history
2013–2015Patents assigned to MINE TOMOKO (8)· patent assignee history
2013–2015Patents assigned to OSHIBA TOMOMI (8)· patent assignee history
2013–2014Patents assigned to NAGASE TATSUYA (7)· patent assignee history
2013–2020Based in Kodaira, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HIRAOKA SABUROUself82013–2015
KONICA MINOLTA BUSINESS TECH82013–2015
MINE TOMOKO82013–2015
OSHIBA TOMOMI82013–2015
NAGASE TATSUYA72013–2014
Locations
LocationPatentsSpan
Tokyo, JP82004–2015
Machida, JP42006–2007
Kodaira, JP32013–2020
Hino, JP22001–2004