Forward Citations = 31

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8 inventors (with patents filed for the assignee):

Sven Ivar Hommeltoft (3 out of 93 patents)

Sven I Hommeltoft (2 out of 10 patents)

David Lawrence Trimm (1 out of 6 patents)

4. John Zavilla (1 out of 6 patents)

5. Flemming Dannevang (1 out of 1 patent)

6. Ole Ekelund (1 out of 3 patents)

7. Ebbe J Diekmann (1 out of 1 patent)

8. Israr Ul-Haque (1 out of 2 patents)

8 patents: Sort by Forward Citations

1. 5693855 - Process for the synthesis of fluorinated sulfonic acids (1997-12-02),

2. 5625114 - Process for the recovery of spent acid catalyst (1997-04-29),

3. 5618769 - Process for the recovery of alkylation catalyst (1997-04-08),

4. 5607893 - Method for uniform loading of catalyst tubes (1997-03-04),

5. 5603812 - Process for the recovery of a strong acid from an aqueous solution (1997-02-18),

6. 5599517 - Catalyst for steam reforming of hydrocarbons (1997-02-04),

7. 5587134 - Process for decomposing ammonia in an off-gas (1996-12-24),

8. 5575906 - Process for the electrochemical fluorination of a hydrocarbon substrate (1996-11-19),

Company Overview

Haldor Topsøe is a Danish company known for its catalysts and technologies for the chemical and refining industries. They specialize in sustainable solutions for reducing emissions and improving energy efficiency. With over 75 years of experience, Haldor Topsøe is a global leader in catalyst technology and engineering solutions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

8 Patents

#17 in

#341 in Denmark

DK

Haldor Tops.o Slashed.e A/s

Forward Citations = 31

8 inventors:

Sven Ivar Hommeltoft (3 out of 93 patents)

Sven I Hommeltoft (2 out of 10 patents)

David Lawrence Trimm (1 out of 6 patents)

4. John Zavilla (1 out of 6 patents)

5. Flemming Dannevang (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Haldor Tops.o Slashed.e A/s. Retrieved from https://idiyas.com/company/haldor-tops-o-slashed-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]