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Inventor

Yoshinobu Ogawa

Inventor
Numazu, JP

Overview

9→
Patents
1995–2020
Patent span
Chemistry
Primary field (CPC C)

Patents· 9 as inventor

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

G03Gprimary
G03GElectrography33%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds11%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds11%
B29CShaping or joining of plastics6%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form6%
C08LCompositions of macromolecular compounds6%
C09DCoating compositions, e.g. paints, varnishes or lacquers6%
C09JAdhesives6%
C09KMaterials for miscellaneous applications, not provided for elsewhere6%
G01MTesting static or dynamic balance of machines or structures6%
PatentTitleYear
10,627,738Developer regulating member, developing device, process cartridge and electrophotographic image forming apparatus202010,078,291Developing apparatus having a projecting regulating member and process cartridge201810,073,374Developing apparatus having multi-part regulating member, process cartridge and electrophotographic image forming apparatus20189,989,883Developing apparatus, process cartridge and electrophotographic image forming apparatus20189,952,532Developing apparatus, electrophotographic process cartridge, and electrophotographic image forming apparatus20189,411,262'Developer quantity control blade having blade member composed of a thermoplastic elastomer composition and image forming apparatus'20168,932,419'Urethane (meth)acrylate oligomer and sheet using the same'20158,697,240'Photocurable resin composition and cured product of same, resin sheet and production method for same, and display device'20145,408,311'Method for measuring a refracting power of an optical system and its apparatus'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995Based in Nagoya, JP· patent location history
2014–2015Patents assigned to HITACHI CHEMICAL CO LTD (2)· patent assignee history
2014Patents assigned to KAWAI HIROMASA (1)· patent assignee history
2014Patents assigned to OGAWA YOSHINOBU (1)· patent assignee history
2014Patents assigned to OIKAWA FUTOSHI (1)· patent assignee history
2014–2015Based in Nagareyama, JP· patent location history
2016–2020Patents assigned to CANON KK (6)· patent assignee history
2016–2020Based in Numazu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CANON KK62016–2020
HITACHI CHEMICAL CO LTD22014–2015
KAWAI HIROMASA12014
OGAWA YOSHINOBUself12014
OIKAWA FUTOSHI12014
Locations
LocationPatentsSpan
Numazu, JP62016–2020
Nagareyama, JP22014–2015
Nagoya, JP11995