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For the Inventor, By the Inventor

Golden, CO, United States of America

John P Hager

This inventor holds 13 USPTO granted patents. Top assignees: Iron Carbide Holdings, Ltd., E.i. Dupont De Nemours and Company, Asarco LLC. Active years: 1986-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John P Hager. Retrieved from https://idiyas.com/inventor/john-p-hager

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

USPTO Granted Patents = 13

% Patents Active = 100.0

Average Co-Inventor Count = 3.1

ph-index = 4

Forward Citations = 92(Granted Patents)


Company Filing History:

goldMedal5 out of 12 
 
Iron Carbide Holdings, Ltd.
 patents
silverMedal3 out of 16,339 
 
E.i. Dupont De Nemours and Company
 patents
bronzeMedal2 out of 57 
 
Asarco LLC
 patents
4. 1 out of 43 
 
Hazen Research, Inc.
 patents
5. 1 out of 29 
 
Indium Corporation of America
 patents
6. 1 out of 11 
 
Resource Technology Associates
 patents

Years Active: 1986-2002

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13 patents (USPTO):Explore Patents
1. 6428763 - Process for the production of iron carbide from iron oxide using external sources of carbon monoxide (2002-08-06),
2. 5904783 - Method for reducing lead leaching in fixtures (1999-05-18),
3. 5366897 - Method for controlling the conversion of iron-containing reactor feed (1994-11-22),
4. 5223021 - Iron as a co-additive in refining crude lead bullion (1993-06-29),
5. 5183497 - Iron and a copper speiss as co-additives in refining crude lead bullion (1993-02-02),
6. 5183496 - Copper speiss as a co-additive in refining crude lead bullion (1993-02-02),
7. 5137566 - Process for preheating iron-containing reactor feed prior to being (1992-08-11),
8. 5118479 - Process for using fluidized bed reactor (1992-06-02),
9. 5110353 - Process for the recovery and separation of arsenic from antimony (1992-05-05),
10. 5108497 - Treatment of indium dusts (1992-04-28),
11. 5073194 - Process for controlling the product quality in the conversion of reactor (1991-12-17),
12. 4808221 - Process for the recovery and separation of arsenic from antimony (1989-02-28),
13. 4618480 - Recovery of alumina values from alunite ore (1986-10-21),

Title: The Inventor John P Hager: Pioneering Innovations in Golden, CO

Introduction: John P Hager is a distinguished inventor based in Golden, Colorado, known for his groundbreaking contributions to various fields.

Latest Patents: John P Hager holds several patents in the areas of renewable energy technologies, sustainable materials, and advanced manufacturing processes.

Career Highlights: With a career spanning over two decades, John P Hager has worked tirelessly to develop cutting-edge solutions that have revolutionized industries such as clean energy, environmental conservation, and consumer electronics.

Collaborations: Throughout his career, John P Hager has collaborated with leading research institutions, universities, and companies to bring his innovative ideas to life. His partnerships have resulted in the successful commercialization of several groundbreaking technologies.

Conclusion: John P Hager's passion for innovation and commitment to creating a sustainable future have established him as a visionary inventor in Golden, Colorado, and beyond.

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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