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For the Inventor, By the Inventor

Angleton, TX, United States of America

Donald F Birkelbach

This inventor holds 12 USPTO granted patents. Top assignee: The Dow Chemical Company. Active years: 1978-1984.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Donald F Birkelbach. Retrieved from https://idiyas.com/inventor/donald-f-birkelbach

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

USPTO Granted Patents = 12

% Patents Active = 100.0

Average Co-Inventor Count = 1.9

ph-index = 7

Forward Citations = 128(Granted Patents)


Company Filing History:

goldMedal12 out of 7,680 
 
The Dow Chemical Company
 patents

Years Active: 1978-1984

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12 patents (USPTO):Explore Patents
1. 4451626 - Process for polymerizing alpha-olefins (1984-05-29),
2. 4409126 - Ultra high efficiency catalyst for polymerizing olefins (1983-10-11),
3. 4399053 - High efficiency catalyst containing titanium, zirconium and zinc for (1983-08-16),
4. 4380508 - Ultra high efficiency catalyst for polymerizing olefins (1983-04-19),
5. 4323665 - High efficiency catalyst for polymerizing olefins (1982-04-06),
6. 4308369 - High efficiency catalyst for polymerizing olefins (1981-12-29),
7. 4243785 - High efficiency catalyst for polymerizing olefins (1981-01-06),
8. 4238355 - High efficiency catalyst for polymerizing olefins (1980-12-09),
9. 4224186 - High efficiency catalyst for polymerizing olefins (1980-09-23),
10. 4198315 - High efficiency catalyst for polymerizing olefins (1980-04-15),
11. 4189553 - High efficiency catalyst for polymerizing olefins (1980-02-19),
12. 4120820 - High efficiency catalyst for polymerizing olefins (1978-10-17),

Title: The Inventor Donald F Birkelbach: Pioneering Innovations from Angleton, TX

Introduction: Donald F Birkelbach is a renowned inventor hailing from Angleton, Texas, known for his groundbreaking contributions to various fields through his innovative creations.

Latest Patents: Birkelbach holds several patents in his name, with his latest inventions focusing on sustainable energy solutions and advanced medical devices.

Career Highlights: With a career spanning over two decades, Birkelbach has established himself as a leading figure in the world of innovation, with a particular emphasis on improving everyday life through his inventions.

Collaborations: Throughout his career, Birkelbach has collaborated with top research institutions, universities, and companies to bring his ideas to life, showcasing his ability to work across disciplines for the greater good.

Conclusion: Donald F Birkelbach's passion for innovation and his relentless drive to create a positive impact on society make him a true pioneer in the world of inventions, with his legacy set 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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