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Fullinsdorf, Switzerland

Hans L Kuhnlein

This inventor holds 10 USPTO granted patents. Top assignees: Hch. Bertrams Aktiengesellschaft, Bayer Aktiengesellschaft, Bertrams Ag. Active years: 1976-1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hans L Kuhnlein. Retrieved from https://idiyas.com/inventor/hans-l-kuhnlein

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 = 2.1

ph-index = 6

Forward Citations = 66(Granted Patents)


Location History:

  • Fuellinsdorf, CH (1979 - 1981)
  • Fullinsdorf, CH (1976 - 1983)

Company Filing History:

goldMedal7 out of 7 
 
Hch. Bertrams Aktiengesellschaft
 patents
silverMedal5 out of 12,266 
 
Bayer Aktiengesellschaft
 patents
bronzeMedal2 out of 2 
 
Bertrams Ag
 patents
where one patent can have more than one assignee

Years Active: 1976-1983

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10 patents (USPTO):Explore Patents
1. 4383887 - Process and apparatus for the concentration of an alkaline solution (1983-05-17),
2. 4357206 - Process and apparatus for the concentration of an alkaline solution (1982-11-02),
3. 4279693 - Process for purifying polluted fluids (1981-07-21),
4. 4274910 - Evaporator for concentrating mineral acid, particularly sulphuric acid (1981-06-23),
5. 4236974 - Process and apparatus for purifying waste waters (1980-12-02),
6. 4187904 - Heat transfer installation having storage reservoir containing a salt as (1980-02-12),
7. 4164441 - Process and apparatus for concentrating corrosive liquid using radiant (1979-08-14),
8. 4138309 - Multi-stage apparatus for concentrating sulphuric acid (1979-02-06),
9. 4014735 - Concentration and separation of corrosive liquid mixtures (1977-03-29),
10. 3933575 - Separation of corrosive liquid mixtures (1976-01-20),

Title: Innovations of Hans L Kuhnlein

Introduction

Hans L Kuhnlein is a notable inventor based in Fuellinsdorf, Switzerland. He has made significant contributions to the field of chemical engineering, particularly in the concentration of alkaline solutions. With a total of 10 patents to his name, his work has had a lasting impact on industrial processes.

Latest Patents

One of his latest patents is a process and apparatus for the concentration of an alkaline solution. This innovative method utilizes the falling-film principle under atmospheric pressure. The solution is conducted along the internal surface of evaporator tubes, which are surrounded by heating jackets. The design allows for efficient separation of the melt and vapors, preventing a drop in alkali concentration. Another aspect of his invention addresses critical heat flow densities by conically widening the upper section of the heating jacket, ensuring optimal performance.

Career Highlights

Throughout his career, Hans L Kuhnlein has worked with prominent companies such as Hch. Bertrams Aktiengesellschaft and Bayer Aktiengesellschaft. His experience in these organizations has contributed to his expertise in developing advanced chemical processes.

Collaborations

Hans L Kuhnlein has collaborated with notable individuals in his field, including Hans R Kung and Hans-Joachim Kaiser. These partnerships have fostered innovation and the exchange of ideas in the realm of chemical engineering.

Conclusion

Hans L Kuhnlein's contributions to the field of chemical engineering through his patents and collaborations highlight his role as a significant inventor. His innovative approaches to the concentration of alkaline solutions continue to influence industrial practices today.

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]
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