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Helsingborg, Sweden

Aktiebolaget Leo

USPTO Granted Patents = 29

Forward Citations = 796

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35 inventors (with patents filed for the assignee):

Hans Jacob Fex (12 out of 12 patents)

Bertil Hogberg (7 out of 7 patents)

Torsten Rune Perklev (6 out of 6 patents)

4. Sten Gunnar Veige (6 out of 6 patents)

5. Bo Fredholm (5 out of 5 patents)

6. Edgar Eriksoo (5 out of 6 patents)

7. Krister A Holmberg (4 out of 16 patents)

8. Imre Konyves (4 out of 4 patents)

9. Bertil Hansen (4 out of 4 patents)

10. Sten K Kristensson (4 out of 5 patents)

11. Knut Bertil Hogberg (3 out of 3 patents)

12. Anders Robert Stamvik (3 out of 3 patents)

13. Anders R Stamvik (3 out of 4 patents)

14. Jan E Lilja (2 out of 14 patents)

15. Sven E Nilsson (2 out of 6 patents)

29 patents: Sort by Forward Citations

1. 4936687 - Mixing apparatus and method (1990-06-26),

2. 4927423 - Connector and a disposable assembly utilizing said connector (1990-05-22),

3. 4871543 - Intravaginal devices (1989-10-03),

4. 4824678 - Controlled-release medical preparations (1989-04-25),

5. 4778789 - Piperazinecarboxamides having a phenoxyalkyl or thiophenoxyalkyl side (1988-10-18),

6. 4654197 - Cuvette for sampling and analysis (1987-03-31),

7. 4613695 - N-nitroso compounds and compositions containing such compounds (1986-09-23),

8. 4592869 - Selective acylation process (1986-06-03),

9. 4579858 - Smoking substitutes for nasal administration-I (1986-04-01),

10. 4547511 - Heterocyclic carboxamides, compositions containing such compounds, (1985-10-15),

11. 4249003 - Process for polycyclic amines (1981-02-03),

12. 4249002 - Polycyclic amines and intermediates therefor (1981-02-03),

13. 4181669 - Steroid esters preparation (1980-01-01),

14. 4180504 - Method for the preparation of esters (1979-12-25),

15. 4177269 - Novel 17-esters of 17.alpha.-hydroxy gestogens, compositions containing (1979-12-04),

Aktiebolaget Leo is a Swedish company specializing in providing high-quality services and products in the technology sector. With years of experience and a dedicated team of experts, we strive to deliver innovative solutions to our clients. Our portfolio includes software development, hardware solutions, and IT consulting services. We are committed to exceeding customer expectations and driving digital transformation across industries.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

29 Patents

#2 in Helsingborg

#216 in Sweden

#21,844 in the World

Helsingborg, Sweden

Aktiebolaget Leo

Forward Citations = 796

35 inventors:

Hans Jacob Fex (12 out of 12 patents)

Bertil Hogberg (7 out of 7 patents)

Torsten Rune Perklev (6 out of 6 patents)

4. Sten Gunnar Veige (6 out of 6 patents)

5. Bo Fredholm (5 out of 5 patents)

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