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For the Inventor, By the Inventor

Visp, Switzerland

Leander Tenud

This inventor holds 26 USPTO granted patents, primarily in Biochemical Processes. Top assignee: Lonza Inc.. Active years: 1976-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Leander Tenud. Retrieved from https://idiyas.com/inventor/leander-tenud

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

USPTO Granted Patents = 26

% Patents Active = 100.0

Average Co-Inventor Count = 1.9

ph-index = 5

Forward Citations = 60(Granted Patents)


Location History:

  • Visp, Vs, CH (1976)
  • Visp, Wallis, CH (1977)
  • Visp (Kanton Wallis), CH (1989)
  • Visp, CH (1977 - 1992)

Company Filing History:

goldMedal26 out of 612 
 
Lonza Inc.
 patents

Years Active: 1976-1992

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Areas of Expertise:
Biotin
Thiotetronic Acid
Chiral Precursors
Optically-Active Compounds
Acetoacetic Acid Derivatives
Carnitine
Production Processes
4-Alkoxy-Pyrrolin
Amides
Acid Esters
26 patents (USPTO):Explore Patents
1. 5162540 - Process for the production of (+) biotin (1992-11-10),
2. 5117003 - Process for the production of (+) biotin (1992-05-26),
3. 5093503 - Process for the production of thiotetronic acid (1992-03-03),
4. 4997957 - Process for the production of thiotetronic acid (1991-03-05),
5. 4880940 - 4-alkoxy-3-pyrrolin-2-on-1-yl acetic acid alkyl esters (1989-11-14),
6. 4876350 - Process for the production of (+) biotin (1989-10-24),
7. 4873339 - Chiral biotin precursors (1989-10-10),
8. 4851540 - Process for the production of biotin precursors (1989-07-25),
9. 4801750 - Process for the produciton of 2-chloroacetoacetic acid amides (1989-01-31),
10. 4780545 - Production of 4-alkoxy-3-pyrrolin-2-on-1-yl acetic acid alkyl esters (1988-10-25),
11. 4732999 - Optically-active di-[3-chloro-2-oxy-propyltrimethylammonium]-tartrate (1988-03-22),
12. 4732709 - Preparation of optically-active (1988-03-22),
13. 4692543 - Optically-active di-[3-chloro-2-oxy-propyltrimethylammonium]-tartrate (1987-09-08),
14. 4670192 - Optically-active di-[3-chloro-2-oxy-propyltrimethylammonium]-tartrate (1987-06-02),
15. 4558158 - Process for the production of 4-(trialkylammonium)-acetoacetarylides (1985-12-10),

Title: The Innovative Path of Leander Tenud

Introduction

Leander Tenud, a prominent inventor based in Visp, Switzerland, has made significant contributions to the field of biochemistry through his innovative inventions. With a total of 26 patents to his name, Tenud has established himself as a leading figure in the production of valuable biochemical compounds.

Latest Patents

Among his most recent innovations is the patent titled "Process for the production of (+) biotin - (3aS,6aR)-[(R)-(1-phenylethyl)-3,4-methoxybenzyl dihydro-1H-furo-[3,4-d]-imidazol-2,4(3H,3aH)-dione and 1H-furo-[3,4-d]-imidazol-2,4-(3H,3aH)-dione derivatives which are useful as intermediates for preparing (+) biotin," also known as vitamin H. This process represents a significant advancement in the production of biotin, highlighting his dedication to improving biochemical synthesis.

Career Highlights

Leander Tenud's career at Lonza Inc. has positioned him at the forefront of biopharmaceutical innovation. His work has not only advanced the production methodologies for essential nutrients but has also contributed to the broader understanding of biochemical applications in health and nutrition.

Collaborations

Throughout his career, Tenud has collaborated with notable professionals in his field, including John McGarrity and Thomas Meul. These partnerships have fostered a dynamic exchange of ideas and enhanced the outcomes of their collective research efforts.

Conclusion

Leander Tenud exemplifies the spirit of innovation in biochemistry, with a remarkable portfolio of patents that reflect his commitment to advancing the science of nutrition. His contributions, particularly in the area of biotin production, continue to pave the way for future advancements in the field.

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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