LexDanaLexDanabeta
Inventor

Ernst-Jurgen Grittmann

Inventor
Ludwigshafen, DE

Overview

2→
Patents
1996–2007
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.

B29Bprimary
B29BPreparation or pretreatment of the material to be shaped25%
B29CShaping or joining of plastics25%
F16KValves25%
G11BInformation storage based on relative movement between record carrier and transducer25%
PatentTitleYear
7,255,472'Mixing device with mixing ring having offset channels with spaced baffles'20075,515,223'Cleaning cassette for magnetic heads'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996Patents assigned to BASF MAGNETICS GMBH (1)· patent assignee history
1996–2007Based in Ludwigshafen, DE· patent location history
2007Patents assigned to BASF AG (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BASF AG12007
BASF MAGNETICS GMBH11996
Locations
LocationPatentsSpan
Ludwigshafen, DE21996–2007