logo

For the Inventor, By the Inventor

Eskilstuna, Sweden

Gkn-Stenman Ab

Calculating rank
USPTO Granted Patents = 19

Trademarks = 1

Forward Citations = 410

Loading Chart...
Loading Chart...

7 inventors (with patents filed for the assignee):

goldMedal Bo G Widen (15 out of 38 patents)

silverMedal Erik R Tranberg (4 out of 4 patents)

bronzeMedal Bjorn Rubensson (1 out of 3 patents)

4.  Erik Rudolf Tranberg (1 out of 1 patent)

5.  Ake T Haggstrom (1 out of 1 patent)

6.  Erik A Nilsson (1 out of 1 patent)

7.  Bengt O Sjunnesson (1 out of 1 patent)


19 patents:

1. 4631941 - Cylinder lock with permissible service entry (1986-12-30),
2. 4577479 - Cylinder lock arrangement for preventing picking (1986-03-25),
3. 4548061 - Cylinder-lock attachment means (1985-10-22),
4. D278880 - Key blank (1985-05-21),
5. 4507944 - Cylinder lock combination, a lock cylinder and a key for such a (1985-04-02),
6. D274302 - Coded key blank (1984-06-19),
7. 4453432 - Method of manufacturing a key for a cylindrical lock (1984-06-12),
8. 4393673 - Cylinder lock (1983-07-19),
9. 4356713 - Cylinder lock and key (1982-11-02),
10. D264680 - Locking pin (1982-06-01),
11. 4329768 - Method of manufacturing a lock follower arm with a press-fitted hub (1982-05-18),
12. 4296619 - Anchoring means for door lock plates (1981-10-27),
13. 4294092 - Cylinder lock having spring-actuated pins (1981-10-13),
14. 4266711 - Method of manufacturing a lock cylinder follower (1981-05-12),
15. 4226454 - Lock follower, particularly a handle or pressure follower, and a method (1980-10-07),
Company Overview
Gkn-Stenman Ab, located in Eskilstuna, Sweden, specializes in the development and manufacturing of advanced engineering solutions, particularly in the automotive and industrial sectors. The company focuses on creating high-performance components and systems that enhance vehicle efficiency and safety. With a commitment to innovation, Gkn-Stenman Ab leverages cutting-edge technologies to address the evolving needs of its clients, contributing to sustainable mobility and improved operational performance across various applications.
Profile summary synthesized from public USPTO records and patent filings.

logo

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

19 Patents

#5 in Eskilstuna

#345 in Sweden

#32,705 in the World

Eskilstuna, SE
Eskilstuna, Sweden

Gkn-Stenman Ab

Forward Citations = 410

7 inventors:

goldMedal Bo G Widen (15 out of 38 patents)

silverMedal Erik R Tranberg (4 out of 4 patents)

bronzeMedal Bjorn Rubensson (1 out of 3 patents)

4.  Erik Rudolf Tranberg (1 out of 1 patent)

5.  Ake T Haggstrom (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Gkn-Stenman Ab. Retrieved from https://idiyas.com/company/gkn-stenman-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…