% Expired Patents = 100.0

EPO Patents = 2

Forward Citations = 3

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4 inventors (with patents filed for the assignee):

Thomas Krüger (1 out of 1 patent)

Denni Hinrichsen (1 out of 1 patent)

Jan Hampel (1 out of 1 patent)

4. Roger Schäfer (1 out of 1 patent)

5. Christian Buchholz (0 patent)

6. Nils Lüdemann (0 patent)

7. Raimund Prinz (0 patent)

1 patent: Sort by Forward Citations

1. 8833233 - Bullet-resistant transparent laminate composite and protection arrangement having a bullet-resistant transparent laminate composite (2014-09-16),

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USPTO Data Jan 1 1976 - Oct 20 2026

1 Patents

#12 in Geesthacht

#15,376 in Germany

Geesthacht, Germany

Krd Sicherheitstechnik Gmbh

Forward Citations = 3

4 inventors:

Thomas Krüger (1 out of 1 patent)

Denni Hinrichsen (1 out of 1 patent)

Jan Hampel (1 out of 1 patent)

4. Roger Schäfer (1 out of 1 patent)

5. Christian Buchholz (0 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Krd Sicherheitstechnik Gmbh. Retrieved from https://idiyas.com/company/krd-sicherheitstechnik

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]

2 patents (EPO):

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]