Trademarks = 1

Forward Citations = 905

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7 inventors (with patents filed for the assignee):

Jan E Lilja (3 out of 14 patents)

Sven E Nilsson (3 out of 6 patents)

Staffan Sundstrom (1 out of 5 patents)

4. Karl-Erik Lundvall (1 out of 2 patents)

5. Tore Herlestam (1 out of 2 patents)

6. Sten K Kristensson (1 out of 5 patents)

7. Anders R Stamvik (1 out of 4 patents)

5 patents: Sort by Forward Citations

1. 4907606 - Tobacco compositions, method and device for releasing essentially pure (1990-03-13),

2. 4848376 - Tobacco compositions, method and device for releasing essentially pure (1989-07-18),

3. 4776353 - Tobacco compositions, method and device for releasing essentially pure (1988-10-11),

4. 4537722 - Steroid esters preparation (1985-08-27),

5. 4341948 - Apparatus with built-in heating device for disinfecting contact lenses (1982-07-27),

Company Overview

Ab Leo is a leading provider of high-quality technology solutions. With a focus on innovation and customer satisfaction, we offer a wide range of services including software development, digital marketing, and IT consulting. Our team of experienced professionals is dedicated to delivering exceptional results for our clients.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#20 in Helsingborg

#1,098 in Sweden

Helsingborg, Sweden

Ab Leo

Forward Citations = 905

7 inventors:

Jan E Lilja (3 out of 14 patents)

Sven E Nilsson (3 out of 6 patents)

Staffan Sundstrom (1 out of 5 patents)

4. Karl-Erik Lundvall (1 out of 2 patents)

5. Tore Herlestam (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ab Leo. Retrieved from https://idiyas.com/company/ab-leo

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]