Forward Citations = 95

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7 inventors (with patents filed for the assignee):

Norbert Nowottny (3 out of 3 patents)

Heinz Neef (2 out of 2 patents)

Jurgen Rossner (1 out of 1 patent)

4. Heinz Gutbrod (1 out of 4 patents)

5. Walter H Bononi (1 out of 16 patents)

6. Norbert Labenz (1 out of 1 patent)

7. Beate Hornung (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 5133595 - Length-adjustable spectable temple (1992-07-28),

2. D325920 - Spectacles (1992-05-05),

3. 4963013 - Protective spectacles (1990-10-16),

4. 4946268 - Length-adjustable spectacle temple (1990-08-07),

5. 4932771 - Self-opening spectacle frame (1990-06-12),

6. 4802754 - Soft-pad system for a spectacle frame (1989-02-07),

7. 4792222 - Pad system for a spectacle frame (1988-12-20),

Company Overview

Marwitz & Hauser is a leading management consulting firm specializing in strategy, operations, and technology. With a focus on delivering innovative solutions to drive business success, we work closely with our clients to improve their performance and achieve their goals. Our team of experienced consultants offers a wide range of services, including strategic planning, process optimization, and digital transformation. We have a proven track record of helping organizations across industries to maximize their potential and stay ahead of the competition.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

7 Patents

#67 in D-7000 Stuttgart

#4,860 in Germany

Stuttgart, Germany

Marwitz & Hauser

Forward Citations = 95

7 inventors:

Norbert Nowottny (3 out of 3 patents)

Heinz Neef (2 out of 2 patents)

Jurgen Rossner (1 out of 1 patent)

4. Heinz Gutbrod (1 out of 4 patents)

5. Walter H Bononi (1 out of 16 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Marwitz & Hauser. Retrieved from https://idiyas.com/company/marwitz-and-hauser

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]