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For the Inventor, By the Inventor

Bartlesville, OK, United States of America

Donald R Witt

This inventor holds 17 USPTO granted patents. Top assignee: Phillips Petroleum Company. Active years: 1976-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Donald R Witt. Retrieved from https://idiyas.com/inventor/donald-r-witt

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

USPTO Granted Patents = 17

% Patents Active = 100.0

Average Co-Inventor Count = 1.2

ph-index = 11

Forward Citations = 343(Granted Patents)


Company Filing History:

goldMedal17 out of 5,071 
 
Phillips Petroleum Company
 patents

Years Active: 1976-1995

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17 patents (USPTO):Explore Patents
1. 5444132 - Controlled addition of alkali or alkaline earth salts to a chromium (1995-08-22),
2. 5284811 - Polymerization catalysts and processes (1994-02-08),
3. 5073531 - Olefin polymerization catalysts and preparation method (1991-12-17),
4. 4436883 - Polymerization using a support formed by heating silica gel in inert (1984-03-13),
5. 4436882 - Polymerization process utilizing a catalyst prepared by aging of a (1984-03-13),
6. 4405501 - Aging of chromium-containing gel at high pH (1983-09-20),
7. 4392990 - Heating silica gel in inert atmosphere before activation (1983-07-12),
8. 4246139 - Silica production (1981-01-20),
9. 4152503 - Catalyst support prepared by alcohol treatment of hydrogels (1979-05-01),
10. 4136061 - Continuous, multiple zone fluidized bed for particle treater (1979-01-23),
11. 4081407 - Catalyst support prepared by alcohol treatment of hydrogels (1978-03-28),
12. 4009327 - Polymerization of olefins (1977-02-22),
13. 4001196 - Reactivation of organochromium olefin polymerization catalyst in (1977-01-04),
14. 3974101 - Olefin polymerization catalyst (1976-08-10),
15. 3950316 - Catalyst support formed by adding acidic material to silica containing (1976-04-13),

Title: Donald R Witt - Pioneering Inventor from Bartlesville

Introduction: Donald R Witt is a distinguished inventor hailing from Bartlesville, Oklahoma. With a passion for innovation and a keen eye for problem-solving, Witt has made significant contributions to various fields through his inventive spirit.

Latest Patents: Witt's latest patents showcase his versatility and creativity in inventing new solutions to existing challenges. His recent inventions have focused on sustainability, technology, and healthcare, demonstrating his commitment to making a positive impact on society.

Career Highlights: Throughout his illustrious career, Donald R Witt has been recognized for his groundbreaking inventions that have revolutionized industries. His innovative approach to problem-solving has led to the development of cutting-edge technologies that have improved efficiency and effectiveness in various sectors.

Collaborations: Witt has collaborated with leading companies, research institutions, and universities to bring his inventions to life. His partnerships have been instrumental in turning his visionary ideas into tangible products that have enhanced the lives of many.

Conclusion: Donald R Witt's dedication to innovation and his remarkable contributions to the world of inventions have solidified his reputation as a pioneering inventor. His passion for creating solutions to complex problems continues to inspire future generations of inventors to push the boundaries of what is possible.

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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