Donald Jeffrey Keyser

This inventor holds 36 USPTO granted patents and 30 published patent applications, plus 8 CIPO patents and 5 EPO patents, primarily in Zirconium Silicate. Top assignees: Zs Pharma, Inc., Renibus Therapeutics, Inc., Reckitt Benckiser Inc.. Active years: 2002-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Donald Jeffrey Keyser. Retrieved from https://idiyas.com/inventor/donald-jeffrey-keyser

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

USPTO Granted Patents = 36 (Patent Applications = 30)

% Patents Active = 88.9

CIPO Patents = 8 (Patent Applications = 5)

EPO Patents = 5 (Patent Applications = 17)

Average Co-Inventor Count = 2.5

ph-index = 10

Forward Citations = 246(Granted Patents)

Company Filing History:

Renibus Therapeutics, Inc.

patents

4 out of 299

Reckitt Benckiser Inc.

patents

4. 2 out of 3

Adams Laboratories, Inc.

patents

Years Active: 2002-2026

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Areas of Expertise:

Zirconium Silicate

Chronic Kidney Disease

Sustained Release

Microporous Compositions

Iron Compositions

Hyperkalemia Treatment

Renal Injury

Protoporphyrin

Tetrahydrocurcumin

Guaifenesin

Compositions Methods

Calcium-containing Compositions

36 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12697311 - Tetrahydrocurcumin compositions, methods of making, and methods of using the same (2026-08-04),

2. 12582673 - Extended use zirconium silicate compositions and methods of use thereof (2026-03-24),

3. 12178789 - Stress test and treatment of chronic kidney disease (2024-12-31),

4. 12115138 - Tetrahydrocurcumin compositions, methods of making, and methods of using the same (2024-10-15),

5. 12042501 - Metal protoporphyrin for treatment of BK virus (2024-07-23),

6. 11965896 - Methods of treating patients at risk for renal injury and renal failure (2024-04-23),

7. 11883371 - Stress test and treatment of chronic kidney disease (2024-01-30),

8. 11840552 - Iron compositions and methods of making and using the same (2023-12-12),

9. 11834471 - Iron compositions and methods of making and using the same (2023-12-05),

10. 11738044 - Extended use zirconium silicate compositions and methods of use thereof (2023-08-29),

11. 11435364 - Methods of treating patients at risk for renal injury and renal failure (2022-09-06),

12. 11406662 - Microporous zirconium silicate for the treatment of hyperkalemia (2022-08-09),

13. 11292813 - Iron compositions and methods of making and using the same (2022-04-05),

14. 10695366 - Microporous zirconium silicate and diuretics for the reduction of potassium and treatment of chronic kidney and/or chronic heart disease (2020-06-30),

15. 10695365 - Microporous zirconium silicate for the treatment of hyperkalemia (2020-06-30),

Title: The Innovative Journey of Donald Jeffrey Keyser

Introduction: Donald Jeffrey Keyser, a talented inventor hailing from Southlake, TX, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Donald Jeffrey Keyser's latest patents showcase his ingenuity and forward-thinking approach to problem-solving in various industries. His recent inventions have been recognized for their creativity and practicality.

Career Highlights: Throughout his illustrious career, Donald Jeffrey Keyser has demonstrated a remarkable ability to transform ideas into tangible inventions. His passion for innovation has led to the development of cutting-edge technologies that have revolutionized the way we live and work.

Collaborations: Donald Jeffrey Keyser has collaborated with leading companies and research institutions to bring his inventions to life. His partnerships have been instrumental in turning his visionary concepts into reality, further solidifying his reputation as a pioneering inventor.

Conclusion: Donald Jeffrey Keyser's relentless pursuit of innovation and his unwavering commitment to pushing the boundaries of what is possible make him a true trailblazer in the world of inventions. His impact on technology and society at large is profound, and his legacy as an inventor continues to inspire future generations of innovators.

Profile summary based on public USPTO records.