Forward Citations = 147

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6 inventors (with patents filed for the assignee):

Hermann Meiller (7 out of 48 patents)

Otto Kunst (3 out of 3 patents)

Horst Hocke (2 out of 2 patents)

4. Heinz Daunderer (1 out of 1 patent)

5. Paul Hartl (1 out of 1 patent)

6. Chuck Pelly (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. 4601514 - Seat having an adjustable back support arrangement (1986-07-22),

2. 4558902 - Travel seat (1985-12-17),

3. 4397501 - Vehicle seat, more specially for commercial vehicles (1983-08-09),

4. D264643 - Office chair (1982-06-01),

5. 4226385 - Retractor for safety belts (1980-10-07),

6. 4206533 - Push button lock for safety belt (1980-06-10),

7. 4153294 - Apparatus for adjusting the inclination of seat upholstery in a driver's (1979-05-08),

8. 4125242 - Spring mounted seat with height adjustment (1978-11-14),

Company Overview

Messrs. Willibald Grammer is a renowned construction company specializing in high-end residential and commercial projects. With over 20 years of experience in the industry, we have established a reputation for delivering superior quality craftsmanship and exceptional customer service. Our team of skilled professionals is dedicated to bringing our clients' visions to life through innovative design and construction solutions. Visit our website to learn more about our services and past projects.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

8 Patents

#3 in Amberg

#4,424 in Germany

Amberg, Germany

Messrs. Willibald Grammer

Forward Citations = 147

6 inventors:

Hermann Meiller (7 out of 48 patents)

Otto Kunst (3 out of 3 patents)

Horst Hocke (2 out of 2 patents)

4. Heinz Daunderer (1 out of 1 patent)

5. Paul Hartl (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Messrs. Willibald Grammer. Retrieved from https://idiyas.com/company/messrs-willibald-grammer

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]