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Forward Citations = 98

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7 inventors (with patents filed for the assignee):

Frank M Stephens, Jr (10 out of 17 patents)

Frank A Stephens (7 out of 7 patents)

John P Hager (5 out of 13 patents)

4. Arden W Swanson (3 out of 3 patents)

5. Robert F Hogsett (2 out of 11 patents)

6. James E Stevens (1 out of 1 patent)

7. Gordon H Geiger (1 out of 3 patents)

12 patents: Sort by Forward Citations

1. 6428763 - Process for the production of iron carbide from iron oxide using external sources of carbon monoxide (2002-08-06),

2. 6328946 - Two step process for the conversion of iron oxide into iron carbide using gas recycle (2001-12-11),

3. 6165249 - Iron carbide process (2000-12-26),

4. 5869018 - Two step process for the production of iron carbide from iron oxide (1999-02-09),

5. 5810906 - Method for preheating feed materials for the production of iron carbide (1998-09-22),

6. 5804156 - Iron carbide process (1998-09-08),

7. 5733357 - Process for converting iron oxide to iron carbide employing internally (1998-03-31),

8. 5690717 - Iron carbide process (1997-11-25),

9. 5366897 - Method for controlling the conversion of iron-containing reactor feed (1994-11-22),

10. 5137566 - Process for preheating iron-containing reactor feed prior to being (1992-08-11),

11. 5118479 - Process for using fluidized bed reactor (1992-06-02),

12. 5073194 - Process for controlling the product quality in the conversion of reactor (1991-12-17),

Iron Carbide Holdings, Ltd. is a leading global manufacturer of iron carbide products. With a focus on innovation and quality, we supply high-quality iron carbide solutions to various industries including steel production, automotive, and manufacturing. Our state-of-the-art facilities and talented team of experts ensure that we consistently meet and exceed our customers' expectations.

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Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

12 Patents

#17 in Lakewood, CO

#509 in Colorado

#24,779 in US

#46,665 in the World

Lakewood, CO, United States of America

Iron Carbide Holdings, Ltd.