David R Neithamer

USPTO Granted Patents = 26 (Patent Applications = 2)

EPO Patents = 1 (Patent Applications = 5)

Average Co-Inventor Count = 2.9

ph-index = 12

Forward Citations = 1,266(Granted Patents)

Location History:

Concord, CA (US) (1991 - 2004)
Midland, MI (US) (1994 - 2013)

Company Filing History:

20 out of 7,680

The Dow Chemical Company

Dow Global Technolgoies LLC

patents

4. 1 out of 1,645

University of Utah Research Foundation

patents

5. 1 out of 1,391

W. R. Grace Co.-conn.

Dow Global Michigan Technologies Inc.

patent

where one patent can have more than one assignee

Years Active: 1991-2025

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26 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12428504 - Biphenylphenol polymerization catalysts (2025-09-30),

2. 8434931 - Stirrer and apparatus for small volume mixing (2013-05-07),

3. 7491672 - Chemically-modified supports and supported catalyst systems prepared therefrom (2009-02-17),

4. 7094901 - Expanded anionic compounds comprising hydroxyl or quiescent reactive functionality and catalyst activators therefrom (2006-08-22),

5. 7012121 - Delayed activity supported olefin polymerization catalyst compositions and method for making and using the same (2006-03-14),

6. 6891005 - Bridged metal complexes for gas phase polymerizations (2005-05-10),

7. 6825369 - Metal complex compounds (2004-11-30),

8. 6716786 - Supported catalyst comprising expanded anions (2004-04-06),

9. 6627573 - Expanded anionic compounds comprising hydroxyl or quiescent reactive functionality and catalyst activators therefrom (2003-09-30),

10. 6465384 - Biscyclopentadienyl diene complexes (2002-10-15),

11. 6365779 - Boratabenzene cocatalyst with metallocene catalyst (2002-04-02),

12. 6344529 - Zwitterionic catalyst activator (2002-02-05),

13. 6255246 - Boratabenzene cocatalyst with metallocene catalyst (2001-07-03),

14. 6087293 - Supported catalyst containing tethered cation forming activator (2000-07-11),

15. 6034021 - Metal complexes containing bridged, non-aromatic, anionic, dienyl groups (2000-03-07),

Title: David R. Neithamer: A Pioneer in Patented Innovations

Introduction

David R. Neithamer, based in Midland, MI, is an accomplished inventor with an impressive portfolio of 25 patents. His work primarily focuses on advancements in mixing technologies and catalyst systems, contributing significantly to the fields of chemistry and engineering.

Latest Patents

Among his latest patents, Neithamer introduced a "Stirrer and apparatus for small volume mixing." This innovation features an impeller blade designed for mixing liquids in small-capacity vessels. The unique design includes an opening that extends through the blade, enhancing its efficiency in mixing. Additionally, he developed "Chemically-modified supports and supported catalyst systems prepared therefrom," which outlines a chemically-modified support involving inorganic oxides with functionalized hydroxyl groups. This invention also addresses the creation of a supported catalyst system utilizing transition metal compounds, optimizing chemical reactions under specific conditions.

Career Highlights

Neithamer's professional journey includes notable tenures at reputable companies such as The Dow Chemical Company and BP Chemicals Limited. His experience at these organizations has undoubtedly influenced his innovative approaches and contributions to the industry.

Collaborations

Throughout his career, David R. Neithamer has worked alongside esteemed colleagues, including David D. Devore and James C. Stevens. These collaborations have likely fostered a dynamic exchange of ideas, further enhancing the impact of his inventions.

Conclusion

David R. Neithamer continues to be a significant figure in the domain of patentable innovations. His dedication to advancing technology through creative solutions not only benefits the scientific community but also underscores the importance of collaboration in the inventive process.

This text is generated by artificial intelligence and may not be accurate.