Forward Citations = 71

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5 inventors (with patents filed for the assignee):

Wolfgang Graaff (2 out of 5 patents)

Siegfried Glang (1 out of 13 patents)

Hans-Georg Fuchs (1 out of 2 patents)

4. Gerda Luszek (1 out of 1 patent)

5. Stephen Teepe (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 5419456 - Connection between the lower end of a side wall plate and the bottom (1995-05-30),

2. 5201340 - Automatic drainage device for cargo containers (1993-04-13),

3. 5107622 - Sealing for containers, in particular for refrigerated containers (1992-04-28),

4. 5050402 - Container for temperature-controlled and environmentally controlled (1991-09-24),

Company Overview

Graaff GmbH is a leading provider of high-quality industrial machinery and equipment. With over 20 years of experience in the industry, we offer a wide range of products and services to meet the needs of our customers. Our team of expert engineers and technicians work tirelessly to ensure that every product we deliver meets the highest standards of quality and reliability. We are committed to providing innovative solutions and exceptional customer service to help our clients succeed in their business endeavors.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

4 Patents

#3 in Elze

#7,037 in Germany

Elze, Germany

Graaff Gmbh

Forward Citations = 71

5 inventors:

Wolfgang Graaff (2 out of 5 patents)

Siegfried Glang (1 out of 13 patents)

Hans-Georg Fuchs (1 out of 2 patents)

4. Gerda Luszek (1 out of 1 patent)

5. Stephen Teepe (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Graaff Gmbh. Retrieved from https://idiyas.com/company/graaff

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]