Frederick L Hedberg

This inventor holds 9 USPTO granted patents. Top assignees: United States of America as Represented by the Secretary of the Air Force, University of Dayton. Active years: 1976-1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Frederick L Hedberg. Retrieved from https://idiyas.com/inventor/frederick-l-hedberg

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

USPTO Granted Patents = 9

% Patents Active = 100.0

Average Co-Inventor Count = 2.1

ph-index = 4

Forward Citations = 42(Granted Patents)

Location History:

Dayton, OH (US) (1976 - 1979)
Xenia, OH (US) (1979 - 1985)

Company Filing History:

8 out of 5,091

United States of America as Represented by the Secretary of the Air Force

Years Active: 1976-1985

Loading Chart...

9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4550210 - Process for preparing halogen-terminated oligomers useful in the (1985-10-29),

2. 4162265 - Aromatic enyne compounds and their synthesis (1979-07-24),

3. 4151358 - Ethynyl-substituted bis-naphthalimides (1979-04-24),

4. 4147868 - Acetylene-substituted aromatic benzils and acetylene-terminated (1979-04-03),

5. 4098825 - Acetylene-substituted aromatic benzils and acetylene-terminated (1978-07-04),

6. 4086248 - Ethynyl-substituted aromatic anhydrides (1978-04-25),

7. 4045409 - Thermally stable, highly fused imide compositions (1977-08-30),

8. 4038320 - Phenylethynyl substituted aromatic diamines (1977-07-26),

9. 3944614 - 2,2'-Bis(phenylethynyl-5,5'-diaminobenzidine (1976-03-16),

Title: The Innovations of Frederick L. Hedberg

Introduction

Frederick L. Hedberg is a notable inventor based in Dayton, Ohio, recognized for his contributions to the field of chemistry and materials science. With a total of nine patents to his name, he has made significant advancements in the preparation of specialized oligomers and polymers.

Latest Patents

Hedberg's latest patents include a process for preparing halogen-terminated oligomers useful in producing acetylene-terminated resins. This process involves the Ullmann condensation of a diphenol and a dihalobenzene in the presence of cuprous oxide and 2,4,6-collidine. The resulting oligomers are valuable for replacing terminal halogen atoms with acetylene groups. Another significant patent focuses on the synthesis of difunctional aromatic enyne compounds through the catalytic coupling of substituted monoethynyl compounds. These compounds serve as monomers in polycondensation reactions, leading to the creation of high molecular weight, thermally stable thermoplastic polymers. The thermal treatment of these polymers allows for interchain reactions that enhance solvent and craze resistance, making them suitable for structural applications.

Career Highlights

Throughout his career, Hedberg has worked with esteemed organizations, including the United States of America as represented by the Secretary of the Air Force and the University of Dayton. His work has contributed to advancements in materials that are critical for various applications in engineering and technology.

Collaborations

Hedberg has collaborated with notable individuals in his field, including Fred E. Arnold, Jr. and Bruce A. Reinhardt. These collaborations have likely enriched his research and development efforts, leading to innovative solutions in materials science.

Conclusion

Frederick L. Hedberg's contributions to the field of chemistry and materials science through his patents and collaborations highlight his role as a significant inventor. His work continues to influence the development of advanced materials for various applications.

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]