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For the Inventor, By the Inventor

St. Louis, MO, United States of America

Albert S Chan

This inventor holds 15 USPTO granted patents, primarily in Asymmetric Catalysis. Top assignees: Monsanto Company, Monsanto Chemical Company, Other. Active years: 1983-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Albert S Chan. Retrieved from https://idiyas.com/inventor/albert-s-chan

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

Calculating rank
USPTO Granted Patents = 15

% Patents Active = 100.0

Average Co-Inventor Count = 1.4

ph-index = 6

Forward Citations = 94(Granted Patents)


Location History:

  • St. Charles, MO (US) (1983 - 1986)
  • St. Louis, MO (US) (1987 - 1993)

Company Filing History:

goldMedal12 out of 3,289 
 
Monsanto Company
 patents
silverMedal2 out of 3 
 
Monsanto Chemical Company
 patents
bronzeMedal1 out of 834,601 
Other
 patents

Years Active: 1983-1993

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Areas of Expertise:
Asymmetric Catalytic Hydrogenation
Ruthenium-BINAP Catalyst
Arylpropionic Acids
Dicalcium Phosphate
Anticalculus Agents
Epoxides Hydrogenolysis
Hydroformylation Process
Zinc Tripolyphosphate
Calcium Carbonate Abrasives
Adipic Acid Production
Phenylpyruvate Preparation
Diketonate Complexes
15 patents (USPTO):Explore Patents
1. 5233084 - Method for preparing .alpha.-arylpropionic acids (1993-08-03),
2. 5202474 - Asymmetric catalytic hydrogenation of .alpha.-arylpropenoic acids (1993-04-13),
3. 5202473 - Ruthenium-binap asymmetric hydrogenation catalyst (1993-04-13),
4. 5198561 - Ruthenium-BINAP asymmetric hydrogenation catalyst (1993-03-30),
5. 5144050 - Ruthenium(II)-BINAP diketonate complexes (1992-09-01),
6. 5037636 - Fluoride stability in dicalcium phosphate dihydrate composition (1991-08-06),
7. 5032389 - Zinc tripolyphosphate compounds as anticalculus and antiplaque agents (1991-07-16),
8. 4994607 - Asymmetric catalytic hydrogenation of .alpha.-arylpropenic acids (1991-02-19),
9. 4912255 - Process for preparing sodium phenylpyruvate from calcium phenylpyruvate (1990-03-27),
10. 4870208 - Asymmetric hydrogenolysis of epoxides (1989-09-26),
11. 4678662 - Pyrophosphate coating process for calcium carbonate dental abrasives (1987-07-07),
12. 4633015 - Production of adipic acid from 1,4-disubstituted-2-butene (1986-12-30),
13. 4611082 - Production of hex-3-enedioate esters from 1,4 dialkoxy butenes (1986-09-09),
14. 4477685 - Hydroformylation process to prepare glycolaldehydes (1984-10-16),
15. 4405814 - Hydroformylation of formaldehyde with rhodium catalysts (1983-09-20),

Title: The Innovations of Albert S. Chan

Introduction

Albert S. Chan is an accomplished inventor based in St. Louis, Missouri. With a remarkable portfolio comprising 15 patents, he has made significant contributions to the field of chemistry and chemical engineering. His innovative works primarily focus on methods and processes related to organic synthesis and catalysis.

Latest Patents

Among Albert S. Chan's latest patents is a groundbreaking method for preparing α-arylpropionic acids. This innovative process involves the catalytic asymmetrical hydrogenation of α-arylpropenoic acids derived from α-aryl ketones. Another noteworthy patent highlights his development of a ruthenium-binap asymmetric hydrogenation catalyst, characterized by a unique ruthenium-phosphine complex.

Career Highlights

Throughout his career, Chan has worked with leading companies in the industry, particularly the Monsanto Company and Monsanto Chemical Company. His contributions in these roles have advanced the field of chemical manufacturing and research, driving forward innovative solutions that have practical applications in various sectors.

Collaborations

Chan has collaborated with talented individuals, including Scott A. Laneman and Donald E. Morris. These partnerships have facilitated the exchange of ideas and knowledge, contributing to a productive research environment that fosters innovation.

Conclusion

Albert S. Chan exemplifies the spirit of innovation through his impressive number of patents and impactful collaborations. His work continues to inspire upcoming inventors and researchers in the field of chemistry, paving 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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