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Axel Kleemann

USPTO Granted Patents = 81

Average Co-Inventor Count = 3.1

ph-index = 11

Forward Citations = 361(Granted Patents)

Forward Citations (Not Self Cited) = 343(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Hanau, DE (1977 - 1988)
Muehlheim, DE (1989 - 1990)
Muhlheim, DE (1986 - 1991)

Company Filing History:

64 out of 1,678

Degussa Aktiengesellschaft

Deutsche Gold- Und Silber-scheideanstalt Vormals Roessler

Asta-werke Aktiengesellschaft, Chemische Fabrik

Asta Pharma Aktiengesellschaft

Degussa Aktienbesellschaft

Degussa Akteinsellschaft

Years Active: 1977-1991

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Areas of Expertise:

Dithiolan Compounds

Hydrogen Peroxide Solutions

Amino Acids

Thiazolidine Derivatives

Dihydroxybenzenes

Cyanopyrazine Catalysts

Cycloaliphatic Compounds

Racemization Processes

Thiosemicarbazide Production

Nitrile Recovery

Organic Hydrogen Peroxide

Amino Carboxylic Acids

81 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5041655 - Method of preparing 1,6-di(N.sup.3 -cyano-N.sup.1 -guanidino) hexane (1991-08-20),

2. 4966732 - Process for the production of 1,2-dithiolan-3-pentanoic acid (thioctic (1990-10-30),

3. 4946836 - Nitrogen-containing cyclo-aliphatic compounds having an amino radical (1990-08-07),

4. 4914208 - Optically active salts of a substituted thiazolidine-4-carboxylate and (1990-04-03),

5. 4845252 - Method for the catalytic epoxidation of olefins with hydrogen peroxide (1989-07-04),

6. 4827029 - Process for the isolation of L-amino acids (1989-05-02),

7. 4824987 - Method of preparing m-trifluoromethylphenyl acetonitrile (1989-04-25),

8. 4800044 - Intermediates for the production of 1,2-dithiolan acid (thioctic acid) (1989-01-24),

9. 4772749 - Process for the recovery of malic acid (1988-09-20),

10. 4760199 - Process for the production of non-aqueous hydrogen peroxide solutions (1988-07-26),

11. 4751298 - Production of 1-(3-hydroxy-propyl)-1,4-diazepane and (1988-06-14),

12. 4728743 - Process for the production of 3-oxonitriles (1988-03-01),

13. 4716247 - Process for the production of thiosemicarbazide (1987-12-29),

14. 4716242 - Salts of oxazaphosphorine derivatives (1987-12-29),

15. 4716237 - Process for the production of 3-oxonitriles (1987-12-29),

Title: The Innovative Journey of Axel Kleemann

Introduction: Axel Kleemann, a visionary inventor hailing from Hanau, Germany, has made significant contributions to the field of technology and innovation.

Latest Patents: Axel Kleemann holds several patents in various technological domains, showcasing his continuous commitment to pushing the boundaries of innovation.

Career Highlights: Throughout his illustrious career, Axel Kleemann has demonstrated a keen ability to transform groundbreaking ideas into tangible inventions that have the potential to revolutionize industries.

Collaborations: Axel Kleemann has collaborated with leading research institutions, universities, and innovative companies to further develop his inventions and bring them to the market, solidifying his reputation as a forward-thinker in the world of innovation.

Conclusion: Axel Kleemann's relentless pursuit of innovation and his passion for creating solutions to complex problems have established him as a prominent figure in the realm of inventors, inspiring future generations to think outside the box and pursue their inventive dreams.

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