Concord, CA, United States of America

Helen K Tobol

This inventor holds 4 USPTO granted patents. Top assignee: The Dow Chemical Company. Active years: 1976-1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Helen K Tobol. Retrieved from https://idiyas.com/inventor/helen-k-tobol

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


% Patents Active = 100.0

Average Co-Inventor Count = 1.7

ph-index = 3

Forward Citations = 26(Granted Patents)


Company Filing History:


Years Active: 1976-1988

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4 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Helen K Tobol

Introduction

Helen K Tobol is a prominent inventor based in Concord, CA (US). She has made significant contributions to the field of chemistry, particularly in the development of anti-cancer agents and fungicidal compounds. With a total of 4 patents to her name, her work has had a substantial impact on both medical and agricultural applications.

Latest Patents

Among her latest patents is the invention of 3,5-dichloro-2,4-dimethoxy-6-(trichloromethyl)pyridine, which serves as an anticancer agent. This compound is particularly effective in treating leukemias, lymphomas, mammary carcinomas, and ovarian sarcomas. Another notable patent involves fungicidal control using ester derivatives of 4,6-disubstituted compounds, which are useful in protecting plants from soil-borne fungi.

Career Highlights

Helen K Tobol has built her career at The Dow Chemical Company, where she has been able to apply her innovative ideas in a collaborative environment. Her work has not only advanced scientific knowledge but has also contributed to practical solutions in healthcare and agriculture.

Collaborations

Throughout her career, Tobol has collaborated with esteemed colleagues such as Robert J Ehr and Jeffrey D Griffith. These partnerships have fostered a rich exchange of ideas and have led to the successful development of her patented inventions.

Conclusion

Helen K Tobol's contributions to the fields of chemistry and innovation are noteworthy. Her patents reflect her dedication to improving health outcomes and agricultural practices. Her work continues to inspire future generations of inventors and scientists.

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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