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Inventor

Michio Butsugan

Inventor
Hitachi, JP

Overview

3→
Patents
2020–2021
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.

B01Dprimary
B01DSeparation23%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry23%
C07KPeptides23%
G01NInvestigating or analysing materials by determining their chemical or physical properties23%
C08JWorking-up8%
PatentTitleYear
10,898,877Separation material202110,875,008Separation material202010,646,851Separation material2020

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2020–2021Patents assigned to HITACHI CHEMICAL CO LTD (3)· patent assignee history
2020–2021Patents assigned to SHOWA DENKO MATERIALS CO LTD (2)· patent assignee history
2020–2021Based in Hitachi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI CHEMICAL CO LTD32020–2021
SHOWA DENKO MATERIALS CO LTD22020–2021
Locations
LocationPatentsSpan
Hitachi, JP32020–2021