Forward Citations = 77

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9 inventors (with patents filed for the assignee):

John Grieves (1 out of 4 patents)

Hangkan Bergkvist (1 out of 13 patents)

Hans Brok (1 out of 1 patent)

4. Joakim Hedelin (1 out of 1 patent)

5. Olle Bobjer (1 out of 1 patent)

6. Bo Lindovist (1 out of 1 patent)

7. Pär Reinius (1 out of 1 patent)

8. Maria Bengtsson (1 out of 1 patent)

9. Olle Torgny (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. D605922 - Hammer (2009-12-15),

2. 5992270 - Shock absorbing hammer (1999-11-30),

3. 5916338 - Hammer with recoil dampening mechanism and counterweight (1999-06-29),

4. D384564 - Hammer (1997-10-07),

Company Overview

Hultafors Ab is a leading manufacturer of innovative hand tools for the construction and industrial sectors. With a history dating back to the late 1800s, Hultafors has built a reputation for high-quality, durable tools that are designed to meet the needs of professionals. Their product range includes measuring tapes, spirit levels, hammers, and axes, all made with precision and craftsmanship. Hultafors is committed to sustainability and social responsibility, striving to reduce their environmental impact and ensure fair working conditions for their employees.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

4 Patents

#1 in Hultafors

#1,302 in Sweden

Hultafors, Sweden

Hultafors Ab

Forward Citations = 77

9 inventors:

John Grieves (1 out of 4 patents)

Hangkan Bergkvist (1 out of 13 patents)

Hans Brok (1 out of 1 patent)

4. Joakim Hedelin (1 out of 1 patent)

5. Olle Bobjer (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hultafors Ab. Retrieved from https://idiyas.com/company/hultafors-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]