Company Filing History:

17 out of 7,680

The Dow Chemical Company

where one patent can have more than one assignee

Years Active: 1976-1990

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18 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4927539 - High performance anion-exchange chromatographic packing composition (1990-05-22),

2. 4837161 - Method for reagent addition to a flowing liquid carrier stream (1989-06-06),

3. 4834877 - Apparatus for membrane-permeation separations using segmented flow (1989-05-30),

4. 4793920 - Chromatography columns with cast porous plugs and methods of fabricating (1988-12-27),

5. 4751004 - Liquid chromatographic method and apparatus with a packed tube membrane (1988-06-14),

6. 4715217 - Determining organic compounds using a membrane (1987-12-29),

7. 4696904 - Apparatus and method for the determination of water by liquid (1987-09-29),

8. 4684470 - Apparatus and method for membrane-permeation separations using segmented (1987-08-04),

9. 4629705 - Indirect-photometric chromatography done in and with a variable capacity (1986-12-16),

10. 4519905 - High performance analytical column for anion determination (1985-05-28),

11. 4474664 - Ion analysis method and apparatus (1984-10-02),

12. 4383047 - High performance anion-exchange chromatographic packing composition (1983-05-10),

13. 4351909 - High performance ion-exchange composition (1982-09-28),

14. 4290775 - Analytical method for determining acid/salt and base/salt species (1981-09-22),

15. 4199323 - Analytical technique for quantitating acid/salt and base/salt samples (1980-04-22),

Title: Timothy S Stevens: A Trailblazer in Invention

Introduction: Timothy S Stevens, a prolific inventor based in Midland, MI, has made significant contributions to the field of innovation with his relentless pursuit of pushing boundaries and exploring new possibilities through his inventive spirit.

Latest Patents: Among Timothy's impressive portfolio of 18 patents, his recent inventions include a High-performance Anion-exchange Chromatographic Packing Composition and a Method for Reagent Addition to a Flowing Liquid Carrier Stream. These patents showcase his expertise in analytical chemistry and chromatography, highlighting his knack for developing solutions that enhance processes and procedures in the scientific realm.

Career Highlights: Timothy's innovative journey has seen him lending his talents to renowned companies such as The Dow Chemical Company and Lee Scientific, Inc. His experience in these esteemed organizations has not only honed his skills but also provided him with a platform to bring his groundbreaking ideas to life.

Collaborations: Throughout his career, Timothy has collaborated with esteemed colleagues including Hamish Small and Martin A Langhorst. These partnerships have not only enriched his projects but also fostered a culture of creativity and shared learning, leading to the successful realization of innovative concepts.

Conclusion: In conclusion, Timothy S Stevens stands as a true pioneer in the world of invention, constantly pushing the boundaries of what is possible through his creativity, dedication, and passion for innovation. His impressive array of patents, coupled with his collaborative spirit and notable career achievements, cements his legacy as a trailblazer in the realm of inventions and patents.

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