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A/s Hoyer-ellefsen

USPTO Granted Patents = 11

Forward Citations = 129

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14 inventors (with patents filed for the assignee):

Trygve Gjerde (3 out of 3 patents)

Kjell Vigander (2 out of 3 patents)

Olav Olsen (2 out of 6 patents)

4. Carl F Clausen (1 out of 1 patent)

5. Ove Eide (1 out of 1 patent)

6. Olav Mo (1 out of 1 patent)

7. Ronald Seim (1 out of 1 patent)

8. Dag N Jenssen (1 out of 1 patent)

9. Bjorn Hjertas (1 out of 1 patent)

10. Johan A Rivertz (1 out of 1 patent)

11. Thomas Einstabland (1 out of 1 patent)

12. Kolbjorn Naesje (1 out of 1 patent)

13. Dag N Jenssen (1 out of 1 patent)

14. Gregers Kure (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 4484841 - Offshore platform structure for artic waters (1984-11-27),

2. 4470725 - Offshore platform structure intended to be installed in arctic waters, (1984-09-11),

3. 4443131 - Method for constructing an offshore platform structure having a (1984-04-17),

4. 4310052 - Offshore structure for production of hydrocarbons (1982-01-12),

5. 4304506 - Marine structure (1981-12-08),

6. 4242010 - Method and means for protecting a sea bottom surface and an installation (1980-12-30),

7. 4234270 - Marine structure (1980-11-18),

8. 4193714 - Method for erecting a deck on a marine structure (1980-03-18),

9. 4188157 - Marine structure (1980-02-12),

10. 4087984 - Marine structure for drilling after and/or production of hydrocarbons (1978-05-09),

11. 4040263 - Arrangement in or relating to drainage (1977-08-09),

A/s Hoyer-ellefsen is a leading supplier and distributor of high-quality industrial equipment, tools, and machinery in Denmark. With over 50 years of experience, we provide innovative solutions to a wide range of industries, including manufacturing, construction, and transportation. Our dedicated team of experts ensures the highest level of customer satisfaction by offering top-notch products and exceptional service.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

11 Patents

#46 in Oslo

#148 in Norway

#50,190 in the World

A/s Hoyer-ellefsen

Forward Citations = 129

14 inventors:

Trygve Gjerde (3 out of 3 patents)

Kjell Vigander (2 out of 3 patents)

Olav Olsen (2 out of 6 patents)

4. Carl F Clausen (1 out of 1 patent)

5. Ove Eide (1 out of 1 patent)

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