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For the Inventor, By the Inventor

Budapest, Hungary

Istvan Hajdu

This inventor holds 15 USPTO granted patents. Top assignee: Richter Gedeon Vegyeszeti Gyar Rt. Active years: 1985-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Istvan Hajdu. Retrieved from https://idiyas.com/inventor/istvan-hajdu

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

USPTO Granted Patents = 15

% Patents Active = 100.0

Average Co-Inventor Count = 8.5

ph-index = 3

Forward Citations = 45(Granted Patents)


Company Filing History:

goldMedal15 out of 346 
 
Richter Gedeon Vegyeszeti Gyar Rt
 patents

Years Active: 1985-1989

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15 patents (USPTO):Explore Patents
1. 4874765 - 1,4-Disubstituted piperazines having dopaminergic activity (1989-10-17),
2. 4868184 - Benzhydrylpiperazines pharmaceutical compositions thereof and method of (1989-09-19),
3. 4866062 - 1,4-disubstituted piperazines, pharmaceutical compositions thereof and (1989-09-12),
4. 4645779 - Dialkylaminoalkoxybenzylalcohol derivatives, process for their (1987-02-24),
5. 4645774 - Aminoethoxybenzylalcohol derivatives, process for their preparation and (1987-02-24),
6. 4618611 - 1-(aminoalkoxyphenyl)-1-phenyl-propanols, process for their preparation (1986-10-21),
7. 4605785 - 1,1-diphenylpropanol derivatives, process for their preparation and (1986-08-12),
8. 4605672 - Diethylaminoalkoxybenzhydrol derivatives, process for their preparation (1986-08-12),
9. 4598080 - Certain-2-methyl-6-{4-[1-phenyl-1-hydroxypropyl]-phenoxymethyl}pyridines (1986-07-01),
10. 4593047 - Process for the preparation of 3-trifluoromethyl-and (1986-06-03),
11. 4564630 - Carbamyloxybenzhydrol derivatives and pharmaceutical compositions (1986-01-14),
12. 4551465 - Piperidine derivatives and pharmaceutical compositions containing them (1985-11-05),
13. 4510338 - Resorcin derivatives, process for their preparation and pharmaceutical (1985-04-09),
14. 4508926 - 4-Hydroxy-benzhydrols, process for their preparation and pharmaceutical (1985-04-02),
15. 4504481 - Benzhydrylpiperazine derivatives, process for their preparation and (1985-03-12),

Title: Inventor Istvan Hajdu: Revolutionizing Technology in Budapest

Introduction: Istvan Hajdu is a visionary inventor based in Budapest, Hungary, known for his groundbreaking contributions to the field of technology.

Latest Patents: Istvan Hajdu holds several patents in the areas of artificial intelligence, robotics, and renewable energy technologies, showcasing his innovative mindset and forward-thinking approach.

Career Highlights: With a career spanning over two decades, Istvan Hajdu has worked with leading tech companies in Budapest, spearheading projects that have pushed the boundaries of technological advancements.

Collaborations: Throughout his career, Istvan Hajdu has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge exchange.

Conclusion: Istvan Hajdu's relentless pursuit of innovation and his passion for creating technology that shapes the future make him a prominent figure in the inventor community in Budapest and beyond.

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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