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For the Inventor, By the Inventor

Essen, Germany

Christian Weitemeyer

This inventor holds 57 USPTO granted patents and 1 published patent application and 3 EPO patents, primarily in Polymer Chemistry (CPC class 528 ). Top assignees: Th. Goldschmidt Ag, Goldschmidt Ag, Goldschmidt Gmbh. Active years: 1981-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Christian Weitemeyer. Retrieved from https://idiyas.com/inventor/christian-weitemeyer

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

USPTO Granted Patents = 57 

% Patents Active = 89.5

 

Average Co-Inventor Count = 3.1

ph-index = 18

Forward Citations = 997(Granted Patents)

Forward Citations (Not Self Cited) = 976(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Essen, DE (1981 - 2009)
  • Seeburg, DE (2017)

Company Filing History:

goldMedal43 out of 331 
 
Th. Goldschmidt Ag
 patents
silverMedal4 out of 61 
 
Goldschmidt Ag
 patents
bronzeMedal4 out of 47 
 
Goldschmidt Gmbh
 patents
4. 2 out of 30,874 
 
Siemens Aktiengesellschaft
 patents
5. 2 out of 558 
 
The British Petroleum Company, P.l.c.
 patents
6. 1 out of 1,242 
 
Evonik Degussa Gmbh
 patents
7. 1 out of 1 
 
F.joh.kwizda Gesellschaft M.b.h.
 patent
8. 1 out of 14 
 
Proteus S.a.
 patents
where one patent can have more than one assignee

Years Active: 1981-2017

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Areas of Expertise:
Organopolysiloxanes
Amino Acid Esters
Surfactant Compositions
Polypeptide Copolymers
Hydrophobically Modified Polymers
Alkylglycosides
Acrylic Esters
Polymer Derivatives
Cationic Surfactants
Optical Coatings
Microcapsules
Thermostable Esterases
57 patents (USPTO):Explore Patents
1. 9662515 - Method for producing 4-aminobutyric acid from algae (2017-05-30),
2. 7626006 - Process for preparing alkylglycosides (2009-12-01),
3. 7597881 - Use of ester quats in compositions as sand-repellent substances (2009-10-06),
4. 7595181 - Thermostable esterases from thermophilic bacteria (2009-09-29),
5. 7393972 - Process for preparing amino acid esters and their acid addition salts (2008-07-01),
6. 6737501 - Process for the preparation of copolymeric hydrophobically modified polyglutamic acid derivatives and their use (2004-05-18),
7. 6358501 - Polypeptide-polysiloxane copolymers (2002-03-19),
8. 6313260 - Copolymeric, hydrophobically modified polyaspartic esters having increased molecular mass and their use (2001-11-06),
9. 6288129 - Process for preparing acrylic esters and/or methacrylic esters of hydroxy-functional siloxanes and/or polyoxyalkylene-modified siloxanes and their use (2001-09-11),
10. 6287578 - Condensation products containing polyether-modified monoesters and/or -amides of &agr;, &bgr;-unsaturated dicarboxylic acids, their preparation and use (2001-09-11),
11. 6268521 - Process for preparing acrylic esters and/or methacrylic esters of polyoxyalkylenes and the use thereof (2001-07-31),
12. 6242499 - Polyglycerol partial esters of fatty acids and polyfunctional carboxylic acids, their preparation and use (2001-06-05),
13. 6218459 - Pigment pastes comprising hydrophobically modified polyaspartic acid derivatives (2001-04-17),
14. 6022926 - Organosilanes and organopolysiloxanes containing 2-oxazolidinone groups, (2000-02-08),
15. 5941812 - Storage-stable, concentrated surfactant composition based on (1999-08-24),

Title: The Inventive Journey of Christian Weitemeyer

Introduction:

Christian Weitemeyer, a prolific inventor based in Essen, Germany, has made significant contributions to the field of biotechnology with an impressive portfolio of 57 patents. His inventive spirit and dedication to research have led to groundbreaking innovations in various domains, including the production of 4-aminobutyric acid and alkylglycosides.

Latest Patents:

Weitemeyer's latest patents showcase his innovative prowess. One notable invention is the "Method for producing 4-aminobutyric acid from algae," which focuses on the production of gamma-aminobutyric acid (GABA) from algae. This process extends to creating extracts containing 4-aminobutyric acid and formulating cosmetic products with this compound. Additionally, his "Process for preparing alkylglycosides" revolutionizes the production of alkylpolyglycosides from glycosides and alcohols, offering a novel approach in the industry.

Career Highlights:

Throughout his career, Weitemeyer has made remarkable strides in the biotechnology sector. He has been associated with reputable companies like Th. Goldschmidt AG and Goldschmidt AG, where he has honed his skills and expertise in developing cutting-edge technologies. His dedication to innovation and pioneering research has solidified his position as a key figure in the field.

Collaborations:

Weitemeyer's collaborative efforts have been instrumental in his success. Working alongside accomplished coworkers such as Burghard Gruning and Gotz Koerner, he has synergized his inventive talents with the expertise of his peers, leading to the development of impactful solutions in biotechnology. These collaborations have fostered a culture of innovation and shared knowledge, propelling the team towards greater achievements.

Conclusion:

Christian Weitemeyer's inventive journey is a testament to his passion for pushing the boundaries of biotechnology. With a remarkable portfolio of patents and a reputation for groundbreaking innovations, he continues to inspire the next generation of inventors. His dedication to research, coupled with his collaborative spirit, sets a shining example in the field of innovation.

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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