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Inventor

Keiichi Ikegawa

Inventor
Osaka, JP

Overview

2→
Patents
2014–2016
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 as inventor

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

B01Jprimary
B01JChemical or physical processes, e.g. catalysis or colloid chemistry50%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds50%
PatentTitleYear
9,289,749'Polycondensation catalyst for producing polyester and production of polyester using the polycondensation catalyst'20168,901,029'Polycondensation catalyst for producing polyester and method for producing polyester using the same'2014

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2014–2016Patents assigned to SAKAI CHEMICAL INDUSTRY CO (2)· patent assignee history
2014Patents assigned to IKEGAWA KEIICHI (1)· patent assignee history
2014Patents assigned to KAMON AKIHIRO (1)· patent assignee history
2014Patents assigned to NAITO JUN (1)· patent assignee history
2014Patents assigned to TABATA KEIICHI (1)· patent assignee history
2014Based in Sakai, JP· patent location history
2016Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SAKAI CHEMICAL INDUSTRY CO22014–2016
IKEGAWA KEIICHIself12014
KAMON AKIHIRO12014
NAITO JUN12014
TABATA KEIICHI12014
Locations
LocationPatentsSpan
Osaka, JP12016
Sakai, JP12014