logo

For the Inventor, By the Inventor

Amal, Sweden

Sem Ab

USPTO Granted Patents = 24


Forward Citations = 51

Loading Chart...
Loading Chart...

21 inventors (with patents filed for the assignee):

goldMedal Bert Gustafsson (7 out of 9 patents)

silverMedal Jorgen Bengtsson (6 out of 10 patents)

bronzeMedal Jörgen Bengtsson (4 out of 5 patents)

4.  Lars-Olof Ottosson (4 out of 4 patents)

5.  Jakob Angeby (3 out of 3 patents)

6.  Lars-Åke Andersson (3 out of 3 patents)

7.  Johan Kihlberg (2 out of 2 patents)

8.  Wilgot ANGhs (2 out of 3 patents)

9.  Lars Svensson (1 out of 2 patents)

10.  Mats Andren (1 out of 1 patent)

11.  Jakob Olofsson Ängeby (1 out of 3 patents)

12.  Sven Jörgen Peder Bengtsson (1 out of 1 patent)

13.  Johan Eklund (1 out of 1 patent)

14.  Tomas Karlsson (1 out of 1 patent)

15.  Göran Almkvist (1 out of 2 patents)


24 patents:

1. 12392310 - Ignition coil assembly for combustion engine (2025-08-19),
2. 12368306 - Battery assembly with controllable voltage and method related thereto (2025-07-22),
3. 12173678 - Ignition system and method controlling spark ignited combustion engines (2024-12-24),
4. 11560869 - Electronic circuit and capacitor discharge system comprising electronic circuit (2023-01-24),
5. 11225939 - Spark plug extension (2022-01-18),
6. 10989160 - Method for monitoring combustion processes in a combustion engine (2021-04-27),
7. 10288032 - Method for monitoring combustion processes in a combustion engine (2019-05-14),
8. 10164410 - Spark plug extension (2018-12-25),
9. 9945751 - Engine management using knock data (2018-04-17),
10. 9945303 - System and method for controlling the performance of an engine (2018-04-17),
11. 9810191 - Engine for vehicle using alternative fuels (2017-11-07),
12. 9651453 - Method for monitoring combustion processes in a combustion engine (2017-05-16),
13. 9353723 - Ignition system including a measurement device for providing measurement signals to a combustion engine's control system (2016-05-31),
14. D726112 - Spark plug extension (2015-04-07),
15. 6814055 - Magnetic ignition system (2004-11-09),
Company Overview
Sem Ab is a technology-driven company based in Amal, Sweden, specializing in advanced semiconductor solutions. The organization focuses on the development and manufacturing of high-performance electronic components that cater to various industries, including automotive, telecommunications, and consumer electronics. With a commitment to innovation, Sem Ab leverages cutting-edge research in materials science and engineering to enhance the efficiency and reliability of its products, positioning itself as a key player in the semiconductor landscape.
Profile summary synthesized from public USPTO records and patent filings.

logo

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

Sem Ab USPTO Patent Assignee Logo
24 Patents

#1 in Amal

#282 in Sweden

#26,686 in the World

Amal, SE
Amal, Sweden

Sem Ab

Forward Citations = 51

21 inventors:

goldMedal Bert Gustafsson (7 out of 9 patents)

silverMedal Jorgen Bengtsson (6 out of 10 patents)

bronzeMedal Jörgen Bengtsson (4 out of 5 patents)

4.  Lars-Olof Ottosson (4 out of 4 patents)

5.  Jakob Angeby (3 out of 3 patents)

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

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…