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For the Inventor, By the Inventor

Sollentuna, Sweden

Bifok Ab


USPTO Granted Patents = 15

Forward Citations = 349

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9 inventors (with patents filed for the assignee):

goldMedal Elo H Hansen (10 out of 12 patents)

silverMedal Jaromir Ruzicka (9 out of 12 patents)

bronzeMedal Sidsel Thelander (2 out of 2 patents)

4.  Bo I Karlberg (2 out of 2 patents)

5.  Ove Astrom (1 out of 1 patent)

6.  Hans Jorgen Ibsen Nielsen (1 out of 1 patent)

7.  Jaromir Ruzicka (1 out of 1 patent)

8.  Elo H Hansen (1 out of 1 patent)

9.  Henning L Carlson (1 out of 1 patent)


15 patents:

1. 5055409 - Method for reducing interferences in the analysis of substances which (1991-10-08),
2. 4973561 - Method for non-segmented continuous flow analysis based on the (1990-11-27),
3. 4742716 - Sample introduction system for nonsegmented continuous flow analysis (1988-05-10),
4. 4597298 - Hydrodynamic sample introducing system (1986-07-01),
5. 4546088 - Process for flow injection extraction (1985-10-08),
6. 4504443 - Stop-flow analysis (1985-03-12),
7. 4477186 - Photometric cuvette (1984-10-16),
8. 4399225 - Stop-flow analysis (1983-08-16),
9. 4399102 - Process and apparatus for flow injection extraction (1983-08-16),
10. 4315754 - Flow injection analysis with intermittent flow (1982-02-16),
11. 4314824 - Programmable, continuous flow analyzer (1982-02-09),
12. 4227973 - Automatic analysis of alkali metals halides etc. by means of the use of (1980-10-14),
13. 4224033 - Programmable, continuous flow analyzer (1980-09-23),
14. 4177677 - Sample supply to automatic analyzers (1979-12-11),
15. 4059499 - Nitrate ion selective electrode (1977-11-22),
Company Overview
Bifok Ab is a technology-driven company based in Sollentuna, Sweden, specializing in advanced solutions for the construction and engineering sectors. The organization focuses on developing innovative software and tools that enhance project management, streamline workflows, and improve collaboration among stakeholders. With a commitment to quality and efficiency, Bifok Ab aims to support the evolving needs of the industry through cutting-edge technology and research, positioning itself as a key player in the Nordic market.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

15 Patents

#2 in Sollentuna

#431 in Sweden

#39,881 in the World

Sollentuna, SE
Sollentuna, Sweden

Bifok Ab

Forward Citations = 349

9 inventors:

goldMedal Elo H Hansen (10 out of 12 patents)

silverMedal Jaromir Ruzicka (9 out of 12 patents)

bronzeMedal Sidsel Thelander (2 out of 2 patents)

4.  Bo I Karlberg (2 out of 2 patents)

5.  Ove Astrom (1 out of 1 patent)

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