Lyngby, Denmark

Haldor Topsøe A/s

Calculating rank
USPTO Granted Patents = 2

% Expired Patents = 50.0

Forward Citations = 15

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6 inventors (with patents filed for the assignee):

goldMedal Peter Seier Christensen (2 out of 16 patents)

silverMedal Viggo Lucassen Hansen (1 out of 9 patents)

bronzeMedal Jens-Henrik Bak Hansen (1 out of 13 patents)

4.  J R Rostrup-Nielsen (1 out of 2 patents)

5.  Thomas Sandahl Christensen (1 out of 25 patents)

6.  Ivar Ivarsen Primdahl (1 out of 16 patents)


2 patents:

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USPTO Data Jan 1 1976 - Oct 27 2026

2 Patents

#31 in Lyngby

#922 in Denmark

Lyngby, DK
Lyngby, Denmark
Forward Citations = 15

6 inventors:

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Haldor Topsøe A/s. Retrieved from https://idiyas.com/company/haldor-tops-and-oslash-e-a-s

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]
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