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For the Inventor, By the Inventor

Upper Montclair, NJ, United States of America

Zoltan George Hajos

This inventor holds 18 USPTO granted patents. Top assignee: Hoffmann-La Roche Inc.. Active years: 1976-1980.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Zoltan George Hajos. Retrieved from https://idiyas.com/inventor/zoltan-george-hajos

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

USPTO Granted Patents = 18

% Patents Active = 100.0

Average Co-Inventor Count = 1.2

ph-index = 3

Forward Citations = 77(Granted Patents)


Company Filing History:

goldMedal18 out of 5,026 
 
Hoffmann-La Roche Inc.
 patents

Years Active: 1976-1980

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18 patents (USPTO):Explore Patents
1. 4189447 - Substituted-hydroxytetrahydroindanones (1980-02-19),
2. 4110380 - Asymmetric synthesis of organic compounds (1978-08-29),
3. 4108898 - Asymmetric synthesis of organic compounds (1978-08-22),
4. 4105696 - Asymmetric synthesis of organic compounds (1978-08-08),
5. 4102929 - Asymmetric synthesis of organic compounds (1978-07-25),
6. 4077983 - Stereospecific total steroidal synthesis via substituted C/D-trans (1978-03-07),
7. 4061679 - Stereospecific total steroidal synthesis via substituted C/D-trans (1977-12-06),
8. 4059612 - Substituted indanones (1977-11-22),
9. 4053486 - Stereospecific total steroidal synthesis via substituted C/D-trans (1977-10-11),
10. 4052413 - Stereospecific total steroidal synthesis via substituted c/d-trans (1977-10-04),
11. 4049677 - Stereospecific total steroidal synthesis via substituted C/D-trans (1977-09-20),
12. 4048195 - Process of synthesizing substituted indanones (1977-09-13),
13. 3985733 - Stereospecific total steroidal synthesis via substituted C/D-trans (1976-10-12),
14. 3984473 - Stereospecific total steroidal synthesis via substituted C/D-trans (1976-10-05),
15. 3975442 - 2-Alkyl-2-(3-oxoalkyl)-1,3-cyclopentadiones (1976-08-17),

Title: Zoltan George Hajos: Innovator in Organic Chemistry

Introduction

Zoltan George Hajos is a prominent inventor based in Upper Montclair, NJ (US). He has made significant contributions to the field of organic chemistry, holding a total of 18 patents. His work primarily focuses on the synthesis of optically active organic compounds, which are crucial in various chemical applications.

Latest Patents

Hajos' latest patents include innovative methods for the preparation of substituted-hydroxytetrahydroindanones and asymmetric synthesis of organic compounds. These patents detail processes where optically inactive reactants are transformed into optically active products through the influence of an optically active agent. Notably, his work on optically active bicyclic diketones serves as important intermediates in the total synthesis of steroids.

Career Highlights

Zoltan George Hajos has established a successful career at Hoffmann-La Roche Inc., where he continues to push the boundaries of organic chemistry. His expertise and innovative approaches have led to advancements that benefit the pharmaceutical industry and beyond.

Collaborations

Hajos collaborates with fellow inventor David Richard Parrish, contributing to a dynamic research environment that fosters innovation and discovery.

Conclusion

Zoltan George Hajos exemplifies the spirit of innovation in organic chemistry through his extensive patent portfolio and collaborative efforts. His work continues to influence the field and pave the way for future advancements.

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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