Forward Citations = 54

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5 inventors (with patents filed for the assignee):

Evert Nieuwkoop (2 out of 8 patents)

Johannes M Ewalds (2 out of 2 patents)

Johan C Hordijk (2 out of 2 patents)

4. Paul Isodore d'Hond (1 out of 4 patents)

5. Antonius P Aulbers (1 out of 3 patents)

3 patents: Sort by Forward Citations

1. 5195341 - Electronic cylinder lock with inductively coupled key (1993-03-23),

2. 5005393 - Electronic key locks (1991-04-09),

3. 4972694 - Lock with an electromechanical release mechanism (1990-11-27),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#5 in Dordrecht

#1,673 in Netherlands

Dordrecht, Netherlands

Chubb Lips Nederland Bv

Forward Citations = 54

5 inventors:

Evert Nieuwkoop (2 out of 8 patents)

Johannes M Ewalds (2 out of 2 patents)

Johan C Hordijk (2 out of 2 patents)

4. Paul Isodore d'Hond (1 out of 4 patents)

5. Antonius P Aulbers (1 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Chubb Lips Nederland Bv. Retrieved from https://idiyas.com/company/chubb-lips-nederland-bv

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]