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For the Inventor, By the Inventor

Scotch Plains, NJ, United States of America

Robert F Czaja

This inventor holds 6 USPTO granted patents. Top assignee: Merck + Co., Inc.. Active years: 1976-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Robert F Czaja. Retrieved from https://idiyas.com/inventor/robert-f-czaja

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

USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 4

Forward Citations = 38(Granted Patents)


Company Filing History:

goldMedal6 out of 4,770 
 
Merck + Co., Inc.
 patents

Years Active: 1976-1990

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6 patents (USPTO):Explore Patents
1. 4914222 - Crystalline salts of L or (S)-3-(3,4-dihydroxyphenyl)-2-methylalanine (1990-04-03),
2. 4233457 - Process for preparing indenyl acetic acids (1980-11-11),
3. 4121041 - 7-(Amidinothio)acetamido-7-methoxy cephalosporins (1978-10-17),
4. 3970693 - Process for preparing indene acetic acids (1976-07-20),
5. 3953520 - Chemical compounds and processes (1976-04-27),
6. 3944600 - Indenylidene-3-acetic acid process for preparing indene acetic acids (1976-03-16),

Title: The Innovations of Robert F. Czaja

Introduction

Robert F. Czaja is a notable inventor based in Scotch Plains, NJ (US). He has made significant contributions to the field of pharmaceuticals, holding a total of 6 patents. His work focuses on the development of innovative compounds and processes that have potential applications in medicine.

Latest Patents

Czaja's latest patents include the creation of crystalline salts of L or (S)-3-(3,4-dihydroxyphenyl)-2-methylalanine and crystalline salts of (R,S)-pivaloyloxyethyl esters of (S)-3-(3,4-dihydroxyphenyl)-2-methylalanine. These patents detail processes for their preparation and pharmaceutical compositions. Additionally, he has developed an improved process for preparing indenyl acetic acids, specifically 5-fluoro-2-methyl-1-(p-methylsulfinylbenzylidene)-3-indenyl acetic acid.

Career Highlights

Czaja is currently employed at Merck & Company, Inc., a leading global healthcare company. His work at Merck has allowed him to contribute to the advancement of pharmaceutical science and innovation.

Collaborations

Throughout his career, Czaja has collaborated with esteemed colleagues, including Edward J. Grabowski and Seemon H. Pines. These collaborations have fostered a productive environment for innovation and research.

Conclusion

Robert F. Czaja's contributions to the field of pharmaceuticals through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the development of new medical therapies and compounds.

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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