% Expired Patents = 16.7

CIPO Patents = 5

Forward Citations = 90

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10 inventors (with patents filed for the assignee):

Stefan Hamel (1 out of 8 patents)

Wolfgang Krumm (1 out of 2 patents)

Günter Funk (1 out of 2 patents)

4. Bianca-Maria Hagen (1 out of 1 patent)

5. Heiko Bender (1 out of 1 patent)

6. Peter Czermak (1 out of 1 patent)

7. Hermann Hofmann (1 out of 1 patent)

8. Karl-Heinz Zborschil (1 out of 1 patent)

9. Markus Claudy (1 out of 1 patent)

10. Karl-Ernst Schnorr (1 out of 1 patent)

11. Christian Mertens (1 patent)

12. Bernd Mutz (5 patents)

13. Gunter Funk (0 patent)

14. Hermann Hofmann (0 patent)

6 patents: Sort by Forward Citations

1. 7214252 - Method and device for pyrolyzing and gasifying organic substances or substance mixtures (2007-05-08),

2. 6131741 - Method and device for the treatment of waste or residual waste (2000-10-17),

3. 6113787 - Process and device for treatment of water from a biodegradeable process (2000-09-05),

4. 6093323 - Method for separating a mixture of residual wastes (2000-07-25),

5. 5961829 - Method and an apparatus for the purification of water, more particularly (1999-10-05),

6. 5427364 - Screw clamp (1995-06-27),

Company Overview

Herhof Umwelttechnik GmbH is a leading provider of innovative waste management and recycling solutions. With over 50 years of experience, the company specializes in the design and construction of state-of-the-art waste treatment plants, including sorting, composting, and energy recovery systems. Herhof's advanced technologies help to reduce the environmental impact of waste disposal and promote sustainable resource management.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

6 Patents

#3 in Solms

#5,403 in Germany

Solms, Germany

Herhof Umwelttechnik Gmbh

Forward Citations = 90

10 inventors:

Stefan Hamel (1 out of 8 patents)

Wolfgang Krumm (1 out of 2 patents)

Günter Funk (1 out of 2 patents)

4. Bianca-Maria Hagen (1 out of 1 patent)

5. Heiko Bender (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Herhof Umwelttechnik Gmbh. Retrieved from https://idiyas.com/company/herhof-umwelttechnik

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]

5 patents (CIPO):

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]