CIPO Patents = 1

EPO Patents = 4

Forward Citations = 26

Loading Chart...

4 inventors (with patents filed for the assignee):

Harald Syse (7 out of 15 patents)

Jostein Aleksandersen (7 out of 8 patents)

John Helvik (1 out of 2 patents)

4. Jone Mellemstrand (1 out of 3 patents)

5. Khanh Van Nguyen (3 patents)

6. Cody A Parsley (4 patents)

7. Paul J H Christie (1 patent)

8. Rafal Sulwinski (1 patent)

9. Kurt Steinsvik (1 patent)

8 patents: Sort by Forward Citations

1. 8171960 - Plug with gripping means (2012-05-08),

2. 8042574 - Plug with expandable packer element (2011-10-25),

3. 7909065 - Pre-tensioned sealing means arrangement (2011-03-22),

4. 7878221 - Smartplug with wheel centralizer (2011-02-01),

5. 7857356 - Smartcoupling—non responsive (2010-12-28),

6. 7766046 - Plugging system for use during an offshore pipeline laying operation (2010-08-03),

7. 7568504 - Hydraulic cylinders and plug with hydraulic cylinder (2009-08-04),

8. 7210503 - Method and device for increasing safety during pipelaying (2007-05-01),

TDW Offshore Services AS is a leading provider of offshore services for the oil and gas industry. With a strong focus on safety and efficiency, we offer a wide range of solutions including pipeline services, engineering, and maintenance. Our experienced team of professionals is dedicated to delivering high-quality services that meet the needs of our clients. Visit our website to learn more about how we can support your offshore operations.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

8 Patents

#18 in Stavanger

#210 in Norway

Stavanger, Norway

Tdw Offshore Services As

Forward Citations = 26

4 inventors:

Harald Syse (7 out of 15 patents)

Jostein Aleksandersen (7 out of 8 patents)

John Helvik (1 out of 2 patents)

4. Jone Mellemstrand (1 out of 3 patents)

5. Khanh Van Nguyen (3 patents)

Please report any incorrect information to support@idiyas.com

1 patent (CIPO):

Please report any incorrect information to support@idiyas.com

4 patents (EPO):

Please report any incorrect information to support@idiyas.com