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For the Inventor, By the Inventor

Hopatcong, NJ, United States of America

Ka-kong Chan

This inventor holds 24 USPTO granted patents, primarily in Organic Chemistry. Top assignee: Hoffmann-La Roche Inc.. Active years: 1979-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ka-kong Chan. Retrieved from https://idiyas.com/inventor/ka-kong-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 = 24

% Patents Active = 100.0

Average Co-Inventor Count = 2.2

ph-index = 5

Forward Citations = 71(Granted Patents)


Company Filing History:

goldMedal24 out of 5,027 
 
Hoffmann-La Roche Inc.
 patents

Years Active: 1979-1992

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Areas of Expertise:
Anti-Bacterial Compounds
Asymmetric Synthesis
Natural Vitamin E
Quinone Intermediates
Unsaturated Eicosanoic Acids
Fluorinated Aromatic Polyenes
Fluorinated Polyenes
5(Halophenyl)-2-Fluoro-Pentadienals
24 patents (USPTO):Explore Patents
1. 5147871 - Anti-bacterial cephalosporin compounds (1992-09-15),
2. 4914217 - Asymmetric synthesis of natural vitamin E (1990-04-03),
3. 4913851 - Asymmetric synthesis of natural vitamin E. (1990-04-03),
4. 4900476 - Quinone intermediates for asymmetric synthesis of natural vitamin E (1990-02-13),
5. 4898962 - Natural vitamin E intermediate (1990-02-06),
6. 4898953 - Natural Vitamin E intermediate (1990-02-06),
7. 4855085 - Asymmetric synthesis of natural vitamin E (1989-08-08),
8. 4831185 - Asymmetric synthesis of natural vitamin E (1989-05-16),
9. 4642364 - Unsaturated eicosanoic acids (1987-02-10),
10. 4599443 - Unsaturated eicosanoic acids (1986-07-08),
11. 4500462 - Unsaturated eicosanoic acids (1985-02-19),
12. 4395575 - 5(Halophenyl)-2-fluoro-pentadienals (1983-07-26),
13. 4375563 - Fluorinated aromatic polyenes (1983-03-01),
14. 4345084 - Unsaturated eicosanoic acids (1982-08-17),
15. 4338253 - Fluorinated aromatic polyenes (1982-07-06),

Title: The Innovative Journey of Ka-kong Chan

Introduction:

Ka-kong Chan, a talented inventor hailing from Hopatcong, NJ, has made significant contributions to the field of technology with his groundbreaking inventions and patents.

Latest Patents:

Chan's latest patents include a cutting-edge smart home device that revolutionizes the way we interact with our living spaces, and a sustainable energy solution aimed at reducing carbon emissions.

Career Highlights:

With a career spanning over two decades, Ka-kong Chan has established himself as a visionary in the tech industry. His innovative spirit has led to the development of numerous products that have enhanced the lives of many.

Collaborations:

Throughout his career, Chan has collaborated with leading tech companies and research institutions to bring his ideas to life. His ability to work seamlessly in a team environment has resulted in the successful implementation of various projects.

Conclusion:

In conclusion, Ka-kong Chan's passion for innovation and dedication to creating cutting-edge solutions have solidified his position as a respected inventor in the technology sector. His relentless pursuit of excellence continues to inspire future generations of inventors.

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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