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For the Inventor, By the Inventor

Baton Rouge, LA, United States of America

H Eugene Broemmelsiek

This inventor holds 10 USPTO granted patents. Top assignee: Ethyl Corporation. Active years: 1989-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: H Eugene Broemmelsiek. Retrieved from https://idiyas.com/inventor/h-eugene-broemmelsiek

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

USPTO Granted Patents = 10

% Patents Active = 100.0

Average Co-Inventor Count = 3.4

ph-index = 5

Forward Citations = 45(Granted Patents)


Company Filing History:

goldMedal10 out of 1,362 
 
Ethyl Corporation
 patents

Years Active: 1989-1993

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10 patents (USPTO):Explore Patents
1. 5234966 - Polyimide foam of desired density (1993-08-10),
2. 5096932 - Polyimide foam products and methods (1992-03-17),
3. 5077318 - Method for producing polyimide foam of desired density (1991-12-31),
4. 5064867 - Production of foamed polymer structures (1991-11-12),
5. 4900762 - Production of foamed polymer structures (1990-02-13),
6. 4897432 - Production of foamed polymer structures (1990-01-30),
7. 4877563 - Production of foamed polymer structures (1989-10-31),
8. 4855331 - Production of foamed polymer structures (1989-08-08),
9. 4822537 - Production of foamed polymer structures (1989-04-18),
10. 4804504 - Production of foamed polymer structures (1989-02-14),

Title: H Eugene Broemmelsiek: Innovator in Polyimide Foam Technology

Introduction

H Eugene Broemmelsiek is a notable inventor based in Baton Rouge, LA (US), recognized for his contributions to the field of polyimide foam technology. With a total of 10 patents to his name, he has made significant advancements in the production and application of polyimide foams.

Latest Patents

Broemmelsiek's latest patents focus on the development of polyimide foam with desired density. His innovative process involves adding a foam-enhancing polar, protic additive to a polyimide precursor, which includes carboxylic and diamine components. This mixture is then heated to a temperature not exceeding 105°C to create a homogeneous melt. When subjected to higher temperatures, the melt foams and cures, allowing for control over the foam's density based on the amount of additive used.

Career Highlights

Throughout his career, Broemmelsiek has been associated with Ethyl Corporation, where he has played a pivotal role in advancing foam technology. His work has not only contributed to the company's portfolio but has also impacted various industries that utilize polyimide foams.

Collaborations

Broemmelsiek has collaborated with notable coworkers such as Raymond Lee and Carroll W Lanier, enhancing the innovation process through teamwork and shared expertise.

Conclusion

H Eugene Broemmelsiek's contributions to polyimide foam technology exemplify the spirit of innovation. His patents and work at Ethyl Corporation have paved the way for advancements in material science, showcasing the importance of inventors in driving technological progress.

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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