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Inventor

Ryoshu Suzuki

Inventor
Saitama, JP

Overview

2→
Patents
1980–1981
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.

B01Dprimary
B01DSeparation33%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds33%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests33%
PatentTitleYear
4,292,417'Semipermeable membrane'19814,200,726'Semipermeable membrane of phenoxy resin containing sulfuric acid groups or salts thereof'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–1981Patents assigned to DAICEL LTD (2)· patent assignee history
1980–1981Based in Saitama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DAICEL LTD21980–1981
Locations
LocationPatentsSpan
Saitama, JP21980–1981