Forward Citations = 5

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3 inventors (with patents filed for the assignee):

Friedhelm Nickel (3 out of 8 patents)

Sylvia Rodenwald (1 out of 1 patent)

Hans Rott (1 out of 7 patents)

3 patents: Sort by Forward Citations

1. 4990267 - Anhydrous preparation for finishing sewing yarn and thread: contains (1991-02-05),

2. 4735627 - Method for finishing knitted fabric (1988-04-05),

3. 4654041 - Process for the removal of silicones from fibers, yarns or (1987-03-31),

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USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#2 in Oyten

#8,427 in Germany

Oyten, Germany

Hansa Textilchemie Gmbh

Forward Citations = 5

3 inventors:

Friedhelm Nickel (3 out of 8 patents)

Sylvia Rodenwald (1 out of 1 patent)

Hans Rott (1 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hansa Textilchemie Gmbh. Retrieved from https://idiyas.com/company/hansa-textilchemie

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]