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Inventor

Yuu Hayakawa

Inventor
Kanagawa, JP

Overview

2→
Patents
2000–2005
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 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 bonds50%
C08LCompositions of macromolecular compounds50%
PatentTitleYear
6,916,886'Propylene block copolymer'20056,034,177'Propylene resin composition'2000

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000Patents assigned to JAPAN POLYCHEM CORP (1)· patent assignee history
2000Based in Yokkaichi, JP· patent location history
2005Patents assigned to JAPAN POLYPROPYLENE CORP (1)· patent assignee history
2005Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
JAPAN POLYCHEM CORP12000
JAPAN POLYPROPYLENE CORP12005
Locations
LocationPatentsSpan
Kanagawa, JP12005
Yokkaichi, JP12000