LexDanaLexDanabeta
Inventor

Johannes Biernatzki

Inventor
Gelsenkirchen, DE

Overview

1→
Patents
2011
Patent span
Textiles
Primary field (CPC D)

Patents· 1 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B01Dprimary
B01DSeparation17%
D01HSpinning or twisting17%
D02HWarping, beaming or leasing17%
D02JFinishing or dressing of filaments, yarns, threads, cords, ropes or the like17%
H02KDynamo-electric machines17%
Y10TTechnical subjects covered by former us classification17%
PatentTitleYear
7,867,772'Method for the determination of the CaCO3 content of a scrubbing liquid'2011

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011Patents assigned to LENTJES GMBH (1)· patent assignee history
2011Based in Gelsenkirchen, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LENTJES GMBH12011
Locations
LocationPatentsSpan
Gelsenkirchen, DE12011