Defibrator Ab

Calculating rank

USPTO Granted Patents = 5

Forward Citations = 61

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10 inventors (with patents filed for the assignee):

Bo G Falk (1 out of 3 patents)

Rolf Bertil Reinhall (1 out of 4 patents)

Karl Nicolaus Cederquist (1 out of 1 patent)

4. Willard Falkinger (1 out of 3 patents)

5. Per Anders Asberg (1 out of 3 patents)

6. Per Johan Ahrel (1 out of 1 patent)

7. Arne Johan Asplund (1 out of 1 patent)

8. Hjalmar Sten Bystedt (1 out of 1 patent)

9. Ake O Sandstrom (1 out of 1 patent)

10. H S Bystedt (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 4270976 - Method of producing peroxide bleached pulp (1981-06-02),

2. 4042125 - Method and apparatus for stacking and feeding blanks to a tiered (1977-08-16),

3. 4030969 - Method of dispersing a bleaching agent into a stream of fibrous (1977-06-21),

4. 4017356 - Apparatus and method for manufacturing wood pulp by grinding wood block (1977-04-12),

5. 3969184 - Digestion odor control (1976-07-13),

Company Overview

Defibrator AB is a leading manufacturer of fiber refining equipment and technologies for the pulp and paper industry. With over 30 years of experience, Defibrator offers innovative solutions for producing high-quality pulp and increasing production efficiency. Their cutting-edge defibrator machines are used in mills worldwide to create sustainable and cost-effective pulp solutions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

5 Patents

#147 in Stockholm

#1,098 in Sweden

Stockholm, Sweden

Defibrator Ab

Forward Citations = 61

10 inventors:

Bo G Falk (1 out of 3 patents)

Rolf Bertil Reinhall (1 out of 4 patents)

Karl Nicolaus Cederquist (1 out of 1 patent)

4. Willard Falkinger (1 out of 3 patents)

5. Per Anders Asberg (1 out of 3 patents)

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