Friedrich Wilhelm Hollmann

This inventor holds 10 USPTO granted patents. Top assignees: Sms Schloemann-Siemag Aktiengesellschaft, Keramchemie Gmbh. Active years: 1984-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Friedrich Wilhelm Hollmann. Retrieved from https://idiyas.com/inventor/friedrich-wilhelm-hollmann

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 10

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 6

Forward Citations = 95(Granted Patents)

Company Filing History:

10 out of 475

Sms Schloemann-Siemag Aktiengesellschaft

where one patent can have more than one assignee

Years Active: 1984-1999

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10 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5992001 - Method and apparatus for connecting billets (1999-11-30),

2. 5545260 - Pickling installation and method for operating this pickling installation (1996-08-13),

3. 5440889 - Method of and arrangement for cooling of hot rolled sections in (1995-08-15),

4. 5014412 - Strip casting installation with rotary hearth furnace and method for (1991-05-14),

5. 4862570 - Apparatus for removal of scale from hot-rolled steel strip (1989-09-05),

6. 4831854 - Steel strip descaler (1989-05-23),

7. 4798074 - Rolling mill stand, especially for rolling strip (1989-01-17),

8. 4631948 - Roll stand with braced and offset working rolls (1986-12-30),

9. 4519233 - Roll stand with noncylindrical rolls (1985-05-28),

10. 4440012 - Rolling stand with noncylindrical rolls (1984-04-03),

Title: Friedrich Wilhelm Hollmann: Innovator in Metal Processing Technologies

Introduction

Friedrich Wilhelm Hollmann is a notable inventor based in Grevenbroich, Germany. He has made significant contributions to the field of metal processing, holding a total of 10 patents. His innovative methods have advanced the efficiency and effectiveness of various industrial processes.

Latest Patents

Hollmann's latest patents include a method and apparatus for connecting billets. This invention involves cutting a continuously cast strand into elongated billets, which are then processed through a rolling stand. The method ensures that the ends of the billets are interconnected using molten metal, which is of a similar composition to the billets themselves. Another significant patent is for a pickling installation and method for operating it. This invention allows for the efficient pickling of rolled strips by utilizing multiple pickling basins and variable nozzle injections to optimize the pickling time.

Career Highlights

Throughout his career, Hollmann has worked with prominent companies such as SMS Schloemann-Siemag Aktiengesellschaft and Keramchemie GmbH. His work in these organizations has contributed to the development of advanced technologies in metal processing.

Collaborations

Hollmann has collaborated with notable individuals in his field, including Horst Gartner and Hugo Feldmann. These partnerships have fostered innovation and the sharing of ideas, further enhancing the impact of his work.

Conclusion

Friedrich Wilhelm Hollmann's contributions to metal processing technologies through his patents and collaborations highlight his role as a significant inventor in the industry. His innovative methods continue to influence the field and improve industrial processes.

Profile summary based on public USPTO records.

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]