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Eka Nobel

USPTO Granted Patents = 14

Trademarks = 1

Forward Citations = 197

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20 inventors (with patents filed for the assignee):

Johan Landfors (4 out of 11 patents)

John M Gray (4 out of 5 patents)

Goran Sundstrom (3 out of 6 patents)

4. Helena Falgen (3 out of 4 patents)

5. John R Winters (3 out of 5 patents)

6. Maria Norell (2 out of 6 patents)

7. Joel D Tenney (2 out of 4 patents)

8. John C Sokol (2 out of 3 patents)

9. David C Lovetro (1 out of 4 patents)

10. Roy Hammer-Olsen (1 out of 5 patents)

11. Karl-Erland M Stensio (1 out of 1 patent)

12. Ulla K Helmer (1 out of 1 patent)

13. Birgitta Sundblad (1 out of 8 patents)

14. John C Hazen (1 out of 1 patent)

15. Eva Gottberg-Klingskog (1 out of 1 patent)

14 patents: Sort by Forward Citations

1. 5858322 - Process of producing chlorine dioxide (1999-01-12),

2. 5770171 - Process for production of chlorine dioxide (1998-06-23),

3. 5641530 - Method of disinfection (1997-06-24),

4. 5624545 - Production of polysulphide by electrolysis of white liquor containing (1997-04-29),

5. 5523072 - Process of producing chlorine dioxide (1996-06-04),

6. 5487881 - Process of producing chlorine dioxide (1996-01-30),

7. 5486344 - Method of producing chlorine dioxide (1996-01-23),

8. 5478446 - Electrochemical process (1995-12-26),

9. 5470480 - Process for treating waste water effluent (1995-11-28),

10. 5380517 - Process for continuously producing chlorine dioxide (1995-01-10),

11. 5273733 - Process for the production of chlorine dioxide (1993-12-28),

12. 5175250 - Stabilized rosin and process for production and use thereof (1992-12-29),

13. 5101051 - Process for the production of epoxides (1992-03-31),

14. 5009789 - Method and plant for separation of synthetic water soluble polymers (1991-04-23),

Eka Nobel is a global leader in providing high-quality specialty chemicals and technology solutions for industries such as oil and gas, mining, and water treatment. With a strong focus on innovation and sustainability, Eka Nobel is dedicated to helping its customers improve their performance and efficiency while minimizing environmental impact.

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

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USPTO Data Jan 1 1976 - Dec 9 2025

14 Patents

#1 in Surte

#422 in Sweden

#40,882 in the World

Eka Nobel

Forward Citations = 197

20 inventors:

Johan Landfors (4 out of 11 patents)

John M Gray (4 out of 5 patents)

Goran Sundstrom (3 out of 6 patents)

4. Helena Falgen (3 out of 4 patents)

5. John R Winters (3 out of 5 patents)

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