% Expired Patents = 50.0

EPO Patents = 5

Forward Citations = 1

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5 inventors (with patents filed for the assignee):

Jörgen Ejlertsson (2 out of 3 patents)

Bertil Carlson (1 out of 1 patent)

Stig E Holm (1 out of 6 patents)

4. Christian Vestman (1 patent)

5. Erik Nordell (1 patent)

6. Jan Moestedt (1 patent)

7. Gunnar Rydin (0 patent)

8. Johan SÄÄF (0 patent)

9. Jörgen Lönnbring (0 patent)

2 patents: Sort by Forward Citations

1. 7947484 - Method, a device, and an additive for digesting organic matter (2011-05-24),

2. 7927848 - Method and apparatus for production of biogas from an organic material (2011-04-19),

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USPTO Data Jan 1 1976 - Oct 20 2026

2 Patents

#40 in Linkoping

#2,183 in Sweden

Linkoping, Sweden

Tekniska Verken I Linkoping Ab

Forward Citations = 1

5 inventors:

Jörgen Ejlertsson (2 out of 3 patents)

Bertil Carlson (1 out of 1 patent)

Stig E Holm (1 out of 6 patents)

4. Christian Vestman (1 patent)

5. Erik Nordell (1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tekniska Verken I Linkoping Ab. Retrieved from https://idiyas.com/company/tekniska-verken-i-linkoping-ab

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]

5 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]