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Inventor

Yoshitaka Sakamaki

Inventor
Bensenville, IL, US

Overview

3→
Patents
1991–2011
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

C08Fprimary
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds33%
B01FMixing, e.g. dissolving, emulsifying or dispersing17%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry17%
B29BPreparation or pretreatment of the material to be shaped17%
G07FCoin-freed or like apparatus17%
PatentTitleYear
8,011,509'Product package and prize for crane claw arcade game'20115,244,977'Process for preparing rubber-modified styrene resins'19934,985,208'Polymerization reaction apparatus'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–1993Patents assigned to NIPPON STEEL CHEMICAL CO (2)· patent assignee history
1991Based in Kimitsu, JP· patent location history
1993Based in Kisarazu, JP· patent location history
2011Patents assigned to NAMCO CYBERTAINMENT INC (1)· patent assignee history
2011Based in Bensenville, IL, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIPPON STEEL CHEMICAL CO21991–1993
NAMCO CYBERTAINMENT INC12011
Locations
LocationPatentsSpan
Bensenville, Illinois, US12011
Kisarazu, JP11993
Kimitsu, JP11991