Lake Jackson, TX, United States of America

John R Dowdle

This inventor holds 12 USPTO granted patents and 1 published patent application, plus 3 CIPO patents and 2 EPO patents. Top assignees: Dow Global Technolgoies LLC, Dow Global Technologies Llcmi, Other. Active years: 1998-2025.

USPTO Granted Patents = 12 (Patent Applications = 1)

% Patents Active = 100.0

CIPO Patents = 3 (Patent Applications = 6)

EPO Patents = 2 (Patent Applications = 6)

Average Co-Inventor Count = 3.3

ph-index = 3

Forward Citations = 97(Granted Patents)

Location History:

Saint Paul, MN (US) (1998 - 2000)
Lake Jackson, TX (US) (2018 - 2022)

Company Filing History:

9 out of 4,797

Dow Global Technolgoies LLC

patents

1 out of 1

Dow Global Technologies Llcmi

patent

2 out of 834,350

Other

patents

Years Active: 1998-2025

Loading Chart...

12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12485382 - Aqueous absorption medium for removal of acid gases (2025-12-02),

2. 12128353 - Gas dehydration composition and process to reduce solvent losses (2024-10-29),

3. 11253811 - Process for reducing energy consumption in the regeneration of hybrid solvents (2022-02-22),

4. 11167241 - Energy efficient process for separating hydrogen sulfide from gaseous mixtures using a hybrid solvent mixture (2021-11-09),

5. 10940432 - Process for selective removal of acid gases from fluid streams using a hybrid solvent mixture (2021-03-09),

6. 10933367 - Process for separating hydrogen sulfide from gaseous mixtures using a hybrid solvent mixture (2021-03-02),

7. 10293299 - Hybrid solvent formulations for total organic sulfur removal and total acidic gas removal (2019-05-21),

8. 10286356 - Process for the removal of acid gases from gaseous mixtures using an aqueous solution of 2-dimethylamino-2-hydroxymethyl-1, 3-propanediol (2019-05-14),

9. 10226734 - [object Object] (2019-03-12),

10. 10159930 - Aqueous solution of 2-dimethylamino-2-hydroxymethyl-1, 3-propanediol useful for acid gas removal from gaseous mixtures (2018-12-25),

11. 6139509 - Graduated bone graft harvester (2000-10-31),

12. 5833628 - Graduated bone graft harvester (1998-11-10),

Title: John R Dowdle: Innovator in Gas Treatment Technologies

Introduction

John R Dowdle is a notable inventor based in Lake Jackson, TX (US). He has made significant contributions to the field of gas treatment technologies, holding a total of 12 patents. His work focuses on developing innovative solutions for the removal of acid gases and improving gas dehydration processes.

Latest Patents

One of Dowdle's latest patents is for an aqueous absorption medium designed for the removal of acid gases from gaseous streams. This invention utilizes at least one tertiary alkanolamine and at least one secondary alkanolamine, with specific weight percentages to optimize the absorption medium's effectiveness. Another significant patent involves a gas dehydration composition and process aimed at reducing solvent losses during the dehydration of natural gas streams. This composition includes a glycol and an additive that enhances the viscosity, surface tension, and specific gravity, thereby improving the overall efficiency of the dehydration process.

Career Highlights

Throughout his career, John R Dowdle has worked with Dow Global Technologies LLC, where he has been instrumental in advancing gas treatment technologies. His innovative approaches have led to the development of effective solutions that address critical challenges in the industry.

Collaborations

Dowdle has collaborated with notable professionals in his field, including Christophe R Laroche and Diego Ortiz Vega. These partnerships have contributed to the successful development and implementation of his patented technologies.

Conclusion

John R Dowdle's contributions to gas treatment technologies through his innovative patents demonstrate his commitment to advancing the field. His work continues to impact the industry positively, showcasing the importance of innovation in addressing environmental challenges.