Dummen Group B.V., headquartered in De Lier, Netherlands, is a leader in the field of plant breeding, specializing in the development and cultivation of ornamental plants. The company focuses on a diverse range of species, including Poinsettia, New Guinea Impatiens, and Dipladenia, emphasizing the enhancement of resistance genes and the production of high-quality plant cuttings. With a commitment to innovation, Dummen Group B.V. plays a significant role in advancing horticultural practices and providing sustainable solutions for the global market.

Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

709 Patents

#1 in De Lier

#15 in Netherlands

#1,408 in the World

De Lier, Netherlands

Dummen Group B.v.

Forward Citations = 14

36 inventors:

Arjan Koot (207 out of 209 patents)

Tobias Dümmen (153 out of 354 patents)

Ruth Kobayashi (94 out of 158 patents)

4. Ellen Van Sambeek (94 out of 94 patents)

5. Peter Wain (35 out of 110 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dummen Group B.v.. Retrieved from https://idiyas.com/company/dummen-group-b-v

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]

4 patents (CIPO):

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]

8 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]