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Inventor

Ralf Koester

Inventor
Leverkusen, DE

Overview

3→
Patents
2016–2020
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.

B29Cprimary
B29CShaping or joining of plastics33%
B05CApparatus for applying fluent materials to surfaces, in general17%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts17%
C21DModifying the physical structure of ferrous metals17%
F16LPipes17%
PatentTitleYear
10,663,091OCTG pipe system and method of manufacturing thereof20209,925,701'Sandwich composite elements'20189,242,399'Sandwich composite elements'2016

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2016Patents assigned to BAYER MATERIALSCIENCE AG (1)· patent assignee history
2016Patents assigned to JUNG HORST-UWE (1)· patent assignee history
2016Patents assigned to KOESTER RALF (1)· patent assignee history
2016–2018Based in Leverkusen, DE· patent location history
2018Patents assigned to COVESTRO DEUTSCHLAND AG (1)· patent assignee history
2020Patents assigned to BENTELER STEEL TUBE GMBH (1)· patent assignee history
2020Based in Schlangen, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BAYER MATERIALSCIENCE AG12016
BENTELER STEEL TUBE GMBH12020
COVESTRO DEUTSCHLAND AG12018
JUNG HORST-UWE12016
KOESTER RALFself12016
Locations
LocationPatentsSpan
Leverkusen, DE22016–2018
Schlangen, DE12020