% Expired Patents = 100.0

Forward Citations = 3

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2 inventors (with patents filed for the assignee):

Antti Hamunen (3 out of 6 patents)

Keijo Ukkonen (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 7371876 - Process for the purification of sterols from hydrocarbon extracts using evaporative fractionation (2008-05-13),

2. 7202372 - Process for the isolation of sterols and/or wax alcohols from tall oil products (2007-04-10),

3. 6770767 - Method for the extraction and isolation of neutral substances from a soap (2004-08-03),

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USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#6 in Raisio

#796 in Finland

Raisio, Finland

Sterol Technologies Ltd.

Forward Citations = 3

2 inventors:

Antti Hamunen (3 out of 6 patents)

Keijo Ukkonen (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sterol Technologies Ltd.. Retrieved from https://idiyas.com/company/sterol-technologies

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]