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For the Inventor, By the Inventor

Dielsdorf, Switzerland

Hansjörg Grützmacher

This inventor holds 8 USPTO granted patents and 6 EPO patents. Top assignees: Ciba Specialty Chemicals Corporation, Basf Se Corporation, ETH Zurich. Active years: 2006-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hansjörg Grützmacher. Retrieved from https://idiyas.com/inventor/hansjörg-grützmacher

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

Calculating rank
USPTO Granted Patents = 8

% Patents Active = 75.0

 

Average Co-Inventor Count = 3.9

ph-index = 2

Forward Citations = 5(Granted Patents)


Location History:

  • Dielsdorf, DE (2008)
  • Wettswil, CH (2010)
  • Wettswil a.A., CH (2006 - 2018)
  • Dielsdorf, CH (2007 - 2021)

Company Filing History:

goldMedal3 out of 1,524 
 
Ciba Specialty Chemicals Corporation
 patents
silverMedal2 out of 5,905 
 
Basf Se Corporation
 patents
bronzeMedal2 out of 555 
 
ETH Zurich
 patents
4. 1 out of 14 
 
Bayer Chemicals Ag
 patents
5. 1 out of 104 
 
University of Bristol
 patents
where one patent can have more than one assignee

Years Active: 2006-2021

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8 patents (USPTO):Explore Patents
1. 10889603 - Versatile process for the preparation of acylphosphines (2021-01-12),
2. 10414985 - Heptaphosphorus-derived compounds as flame retardants (2019-09-17),
3. 10040810 - Derivatives of bisacylphosphinic acid, their preparation and use as photoinitiators (2018-08-07),
4. 7777062 - Method for production of a B/N/C/Si ceramic from a borazine precursor, ceramics made by said method and use of the ceramic made by said method (2010-08-17),
5. 7687657 - Process for preparing acylphosphanes and derivatives thereof (2010-03-30),
6. 7439401 - Process for preparing acylphosphanes and derivatives thereof (2008-10-21),
7. 7230137 - Process for the synthesis of cycloorganylphosphanes and di(alkyli metal/alkaline earth metal) oligophosphanediides (2007-06-12),
8. 7112696 - Preparation of phosphorus compounds (2006-09-26),

Title: The Innovative Contributions of Hansjörg Grützmacher

Introduction

Hansjörg Grützmacher is a notable inventor based in Dielsdorf, Switzerland. He has made significant contributions to the field of chemistry, particularly in the development of novel compounds and processes. With a total of seven patents to his name, Grützmacher's work has had a considerable impact on various industries.

Latest Patents

One of his latest patents is titled "Versatile process for the preparation of acylphosphines." This invention describes a highly efficient method for synthesizing acylphosphines, including mono- and bisacylphosphines. The process involves the reaction of phosphines or silylated phosphines with acylhalides in the presence of at least one Lewis acid. Additionally, it introduces novel acyl phosphines that can be obtained through this method. Another significant patent is "Heptaphosphorus-derived compounds as flame retardants." This invention focuses on flame retardant compositions that incorporate heptaphosphorus-derived compounds. These compounds are particularly useful in manufacturing flame retardant materials based on thermoplastic polymers, polycondensates, and duroplastic polymers.

Career Highlights

Throughout his career, Hansjörg Grützmacher has worked with prominent companies such as Ciba Specialty Chemicals Corporation and BASF SE. His experience in these organizations has allowed him to refine his expertise and contribute to groundbreaking innovations in chemical processes and materials.

Collaborations

Grützmacher has collaborated with notable colleagues, including Daniel Stein and Kurt Dietliker. These partnerships have facilitated the exchange of ideas and fostered advancements in their respective fields.

Conclusion

Hansjörg Grützmacher's innovative work in the field of chemistry, particularly through his patents, showcases his dedication to advancing technology and materials science. His contributions continue to influence various industries, highlighting the importance of innovation in driving progress.

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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