% Expired Patents = 100.0

EPO Patents = 2

Forward Citations = 2

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8 inventors (with patents filed for the assignee):

Klaus Lucka (2 out of 4 patents)

Dag Normann Øvrebø (1 out of 4 patents)

Heide Pohland Vom Schloss (1 out of 1 patent)

4. Stephan Köhne (1 out of 2 patents)

5. Roland Wruck (1 out of 1 patent)

6. Sergej Bauer (1 out of 1 patent)

7. Roland Wollenweber (1 out of 1 patent)

8. Andreas Klausmann (1 out of 1 patent)

9. Dag Øvrebø (0 patent)

2 patents: Sort by Forward Citations

1. 8601984 - Engine system and method for substantially NOx-free combustion of a fuel in a compression ignition engine (2013-12-10),

2. 8557460 - Hydrogen system and method for starting up a hydrogen system (2013-10-15),

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USPTO Data Jan 1 1976 - Oct 13 2026

2 Patents

#7 in Porsgrunn

#747 in Norway

Porsgrunn, Norway

Cool Flame Technologies as

Forward Citations = 2

8 inventors:

Klaus Lucka (2 out of 4 patents)

Dag Normann Øvrebø (1 out of 4 patents)

Heide Pohland Vom Schloss (1 out of 1 patent)

4. Stephan Köhne (1 out of 2 patents)

5. Roland Wruck (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cool Flame Technologies as. Retrieved from https://idiyas.com/company/cool-flame-technologies-as

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]