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Inventor

Klaus Ring

Inventor
Frankfurt am Main, DE

Overview

2→
Patents
1988–1989
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
B01DSeparation50%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests50%
PatentTitleYear
4,873,033'Process for the production of hyperfiltration membranes'19894,758,342'Hyperfiltration membranes having separation layers of monomolecular films of surfactants'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988Patents assigned to HECKMANN KLAUS (1)· patent assignee history
1988–1989Based in Frankfurt am Main, DE· patent location history
1989Patents assigned to KLAUS HECKMANN (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HECKMANN KLAUS11988
KLAUS HECKMANN11989
Locations
LocationPatentsSpan
Frankfurt am Main, DE21988–1989