% Expired Patents = 16.7

CIPO Patents = 4

EPO Patents = 2

Trademarks = 2

Forward Citations = 11

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4 inventors (with patents filed for the assignee):

Henning Hansen (3 out of 18 patents)

Neil Livingston Gardner (2 out of 2 patents)

Kaj Stokkeland (1 out of 3 patents)

4. Bjorn Hagerup Nilssen (1 out of 1 patent)

5. Mahmoud Farhadiroushan (46 patents)

6. Richard Julius Kluth (1 patent)

7. Terje Wilberg (0 patent)

6 patents: Sort by Forward Citations

1. 12066342 - Apparatus for obtaining wellbore pressure measurements (2024-08-20),

2. 11085261 - Well logging assembly (2021-08-10),

3. 8944170 - Real time downhole intervention during wellbore stimulation operations (2015-02-03),

4. 8602688 - Method to stop wellbore fluid leakage from a spoolable wellbore intervention rod (2013-12-10),

5. 8434515 - Sleeve valve (2013-05-07),

6. 7857065 - Device for selective movement of well tools and also a method of using same (2010-12-28),

Company Overview

Ziebel AS is a leading provider of distributed fiber optic sensing solutions for the oil and gas industry. Their cutting-edge technology allows for real-time monitoring of wells, enabling operators to optimize production and increase efficiency. With a strong focus on innovation and customer satisfaction, Ziebel is revolutionizing the way oil and gas companies approach well monitoring.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

6 Patents

#4 in Tananger

#282 in Norway

Tananger, Norway

Ziebel as

Forward Citations = 11

4 inventors:

Henning Hansen (3 out of 18 patents)

Neil Livingston Gardner (2 out of 2 patents)

Kaj Stokkeland (1 out of 3 patents)

4. Bjorn Hagerup Nilssen (1 out of 1 patent)

5. Mahmoud Farhadiroushan (46 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ziebel as. Retrieved from https://idiyas.com/company/ziebel-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]

4 patents (CIPO):

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]