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For the Inventor, By the Inventor

Mannheim, Germany

Ulrich Cremer

This inventor holds 16 USPTO granted patents and 4 published patent applications and 12 EPO patents. Top assignees: Basf Se Corporation, Basf Aktiengesellschaft. Active years: 2009-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ulrich Cremer. Retrieved from https://idiyas.com/inventor/ulrich-cremer

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

USPTO Granted Patents = 16 

% Patents Active = 50.0

 

Average Co-Inventor Count = 4.8

ph-index = 3

Forward Citations = 33(Granted Patents)


Location History:

  • Mannheim, DE (2009 - 2016)
  • Ludwigshafen, DE (2019)

Company Filing History:

goldMedal11 out of 5,893 
 
Basf Se Corporation
 patents
silverMedal5 out of 10,816 
 
Basf Aktiengesellschaft
 patents

Years Active: 2009-2019

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16 patents (USPTO):Explore Patents
1. 10183234 - Crossflow tray for a mass transfer column, mass transfer column and use of the mass transfer column (2019-01-22),
2. 9422218 - Process for recharging the reaction tubes of a tube bundle reactor with a new fixed catalyst bed (2016-08-23),
3. 9126171 - Process for recharging the reaction tubes of a tube bundle reactor with a new fixed catalyst bed (2015-09-08),
4. 9079840 - Process for producing geometric shaped catalyst bodies (2015-07-14),
5. 8822371 - Process for producing geometric shaped catalyst bodies (2014-09-02),
6. 8546295 - Process for preparing shaped catalyst bodies whose active composition is a multielement oxide (2013-10-01),
7. 8517180 - Process for charging a reactor with a fixed catalyst bed which comprises at least annular shaped catalyst bodies K (2013-08-27),
8. 8318631 - Process for preparing a catalyst consisting of a support body and a catalytically active composition applied on the surface of the support body (2012-11-27),
9. 8273680 - Process for producing geometric shaped catalyst bodies (2012-09-25),
10. 8188310 - Process for the long-term operation of a heterogeneously catalyzed partial gas phase oxidation of an organic starting compound (2012-05-29),
11. 8128904 - Process for preparing a multielement oxide composition comprising the element iron in oxidic form (2012-03-06),
12. 8076510 - Process for starting-up a heterogeneously catalyzed partial gas phase oxidation of acrolein to acrylic acid or of methacrolein to methacrylic acid (2011-12-13),
13. 8025846 - Process for introducing a portion withdrawn from at least one production charge of annular coated catalysts K into a reaction tube of a tube bundle reactor (2011-09-27),
14. 7927555 - Charging of a reactor (2011-04-19),
15. 7884238 - Process for the long-term operation of a heterogeneously catalyzed partial gas phase oxidation of an organic starting compound (2011-02-08),

Title: Ulrich Cremer: Innovator in Mass Transfer Technology

Introduction

Ulrich Cremer is a notable inventor based in Mannheim, Germany. He has made significant contributions to the field of mass transfer technology, holding a total of 16 patents. His work focuses on enhancing the efficiency and functionality of mass transfer columns, which are essential in various chemical processes.

Latest Patents

Among his latest patents, Cremer has developed a crossflow tray for a mass transfer column. This innovative design allows gas to be conducted in countercurrent to a liquid, featuring passage orifices for gas and multiple downcomers. The downcomers project beyond the top surface of the tray, with collecting cups positioned beneath each downcomer. The design ensures that the minimum horizontal cross-sectional area of the collecting cup is 1.2 to 4 times greater than that of the downcomer at the outlet. Additionally, he has patented a process for recharging the reaction tubes of a tube bundle reactor with a new fixed catalyst bed, which involves brushing away solid deposits before recharging.

Career Highlights

Cremer has worked with prominent companies such as BASF SE and BASF Aktiengesellschaft. His experience in these organizations has allowed him to refine his expertise in chemical engineering and mass transfer processes.

Collaborations

Throughout his career, Cremer has collaborated with notable colleagues, including Klaus Joachim Mueller-Engel and Andreas Raichle. These partnerships have contributed to the advancement of his innovative projects.

Conclusion

Ulrich Cremer's contributions to mass transfer technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the efficiency of chemical processes globally.

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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