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Inventor

Kazuomi Kubota

Inventor
Tokyo, JP

Overview

3→
Patents
1995–2021
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 as inventor

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

A61Lprimary
A61LMethods or apparatus for sterilising materials or objects in general17%
C07DHeterocyclic compounds17%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds17%
C09DCoating compositions, e.g. paints, varnishes or lacquers17%
F16KValves17%
F25BRefrigeration machines, plants or systems17%
PatentTitleYear
11,092,366Expansion valve20219,474,835'Block copolymer and antithrombotic coating agent'20165,463,086'Process for producing lactides and process for purifying crude lactides'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995–2016Patents assigned to DAINIPPON INK & CHEMICALS (2)· patent assignee history
1995Based in Chiba, JP· patent location history
2016Patents assigned to HARAGUCHI KAZUTOSHI (1)· patent assignee history
2016Patents assigned to KAWAMURA INST CHEM RES (1)· patent assignee history
2016Patents assigned to KUBOTA KAZUOMI (1)· patent assignee history
2016Based in Sakura, JP· patent location history
2021Patents assigned to FUJIKOKI CORP (1)· patent assignee history
2021Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DAINIPPON INK & CHEMICALS21995–2016
FUJIKOKI CORP12021
HARAGUCHI KAZUTOSHI12016
KAWAMURA INST CHEM RES12016
KUBOTA KAZUOMIself12016
Locations
LocationPatentsSpan
Tokyo, JP12021
Sakura, JP12016
Chiba, JP11995