For the Inventor, By the Inventor

Enter assignee name

Norsk Hydro, A.s.

USPTO Granted Patents = 240

% Expired Patents = 2.1

CIPO Patents = 1

Trademarks = 4

Forward Citations = 3,203

Loading Chart...

Loading Chart...

327 inventors (with patents filed for the assignee):

Bjarne Omdal (13 out of 13 patents)

Edvin L Clausen (13 out of 13 patents)

John M Dornish (10 out of 10 patents)

4. Erik O Pettersen (9 out of 9 patents)

5. Bernt Borretzen (9 out of 9 patents)

6. Rolf O Larsen (9 out of 10 patents)

7. Jeffrey Lee Insalaco (8 out of 10 patents)

8. Reidar Oftebro (8 out of 8 patents)

9. Olaf Strand (8 out of 8 patents)

10. Eirik I Myklebust (8 out of 8 patents)

11. Lars Auran (5 out of 6 patents)

12. Oddmund Wallevik (5 out of 5 patents)

13. Glor T Mejdell (5 out of 5 patents)

14. Harald Breivik (4 out of 19 patents)

15. Morten Syslak (4 out of 6 patents)

Core Competencies:

Heat Exchanger

Aluminum Alloys

Pharmaceutical Compositions

Baffle

Manifold

Fluid-tight Connection

Casting Equipment

Corrosion Resistance

Nucleoside Analogs

Magnesium Alloys

Energy Absorbing Structures

Surface Properties

240 patents: Sort by Forward Citations

1. 7044211 - Method of forming heat exchanger tubing and tubing formed thereby (2006-05-16),

2. 6732861 - Safety packing for a product to be exhibited (2004-05-11),

3. 6679958 - Process of aging an aluminum alloy containing magnesium and silicon (2004-01-20),

4. 6604669 - Manifold for heat exchanger and process therefor (2003-08-12),

5. 6602364 - Aluminium alloy containing magnesium and silicon (2003-08-05),

6. 6548486 - Fatty acid esters of nucleoside analogs (2003-04-15),

7. 6540016 - Method of forming heat exchanger tube ports and manifold therefor (2003-04-01),

8. 6511959 - Use of calcium-activated neutral protease (CANP) inhibitors in pharmaceutical preparations (2003-01-28),

9. 6446713 - Heat exchanger manifold (2002-09-10),

10. 6434824 - Process for making a fluid-tight connection between a tube and a plate-shaped part (2002-08-20),

11. 6317966 - Apparatus for installing a baffle in a tubular member (2001-11-20),

12. 6290927 - Method for the removal of unwanted color from hydrochloric acid (2001-09-18),

13. 6289980 - Baffle for heat exchanger manifold (2001-09-18),

14. 6166074 - Pharmaceutical compositions (2000-12-26),

15. 6155340 - Heat exchanger (2000-12-05),

Company Overview

Norsk Hydro A.S., headquartered in Oslo, Norway, is a prominent player in the field of heat exchanger technology. The company specializes in the development and manufacturing of advanced aluminum alloys and related components, focusing on applications that require high corrosion resistance and efficient thermal management. Its expertise extends to pharmaceutical compositions and innovative designs such as baffles and manifolds, ensuring fluid-tight connections in various industrial applications. Norsk Hydro is committed to sustainability and innovation in the materials sector.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

240 Patents

#2 in Oslo

#4 in Norway

#3,592 in the World

Norsk Hydro, A.s.

Forward Citations = 3,203

327 inventors:

Bjarne Omdal (13 out of 13 patents)

Edvin L Clausen (13 out of 13 patents)

John M Dornish (10 out of 10 patents)

4. Erik O Pettersen (9 out of 9 patents)

5. Bernt Borretzen (9 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Norsk Hydro, A.s.. Retrieved from https://idiyas.com/company/norsk-hydro-a-s

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]

Loading…