EPO Patents = 2

Forward Citations = 5

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5 inventors (with patents filed for the assignee):

Wolfgang Seifert (5 out of 7 patents)

Günter Hensel (4 out of 6 patents)

Zdenek Brancuzsky (2 out of 2 patents)

4. Karel Napravnik (2 out of 2 patents)

5. Gunter Hensel (1 out of 1 patent)

6. Karel Nápravnik (1 patent)

7. Karel Nápravník (0 patent)

5 patents: Sort by Forward Citations

1. 11499778 - Apparatus and method for continuously drying bulk goods, in particular wood chips and/or wood fibers comprising a solid fired hot gas generator (2022-11-15),

2. 11248845 - Apparatus and method for continuously drying bulk goods, in particular wood chips and/or wood fibers comprising a heat exchanger (2022-02-15),

3. 11079106 - Apparatus and method for continuously drying bulk goods, in particular wood chips and/or wood fibers comprising multi-fuel burner with a muffle cooling system (2021-08-03),

4. 10690409 - Method for continuously drying bulk goods, in particular wood fibers and/or wood chips (2020-06-23),

5. 10551121 - Method for continuously drying bulk goods, in particular wood fibers and/or wood chips (2020-02-04),

Company Overview

Douglas Technical Limited is a leading provider of technical solutions for businesses and organizations. With expertise in IT consulting, cybersecurity, and software development, we help clients optimize their technology infrastructure and streamline their operations. Our team of experienced professionals is dedicated to delivering innovative and efficient solutions tailored to meet the unique needs of each client. Contact us today to learn how we can help your business thrive in the digital age.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#7 in Douglas

#3,213 in United Kingdom

Douglas, United Kingdom

Douglas Technical Limited

Forward Citations = 5

5 inventors:

Wolfgang Seifert (5 out of 7 patents)

Günter Hensel (4 out of 6 patents)

Zdenek Brancuzsky (2 out of 2 patents)

4. Karel Napravnik (2 out of 2 patents)

5. Gunter Hensel (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Douglas Technical Limited. Retrieved from https://idiyas.com/company/douglas-technical

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]

2 patents (EPO):

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]