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For the Inventor, By the Inventor

Salt Lake City, UT, United States of America

Huntsman Specialty Chemicals Corporation


Patents = 21

Forward Citations = 95


where 'Filed Patents' based on already Granted Patents

where 'Inventors Filed' based on already Granted Patents


31 inventors (with patents filed for the assignee):

goldMedal Kyle Lee Preston (9 out of 19 patents)

silverMedal John F Knifton (6 out of 214 patents)

bronzeMedal Rei-Yu Judy Hwan (5 out of 8 patents)

4.  John R Sanderson (4 out of 148 patents)

5.  Pei-Shing E Dai (4 out of 57 patents)

6.  Mark E Taylor (4 out of 30 patents)

7.  Laurence D Neff (3 out of 8 patents)

8.  Melvin Ernest Stockton (2 out of 4 patents)

9.  David Durham Chess (2 out of 4 patents)

10.  Brian L Benac (1 out of 34 patents)

11.  Eileen T Nguyen (1 out of 4 patents)

12.  Jerry R Ebner (1 out of 35 patents)

13.  Mark A Mueller (1 out of 20 patents)

14.  William A Smith (1 out of 25 patents)

15.  Timothy R Felthouse (1 out of 9 patents)


21 patents:

1. 5958192 - Purification of propylene oxide using ethylene glycol monomethyl ether (1999-09-28),
2. 5939592 - Methods for decomposing esters and purifying alcohols (1999-08-17),
3. 5856588 - Two-stage etherification of tertiary butyl alcohol using second stage (1999-01-05),
4. 5830324 - Controlled continuous purification of propylene oxide by extractive (1998-11-03),
5. 5811620 - Use of reactive distillation in the dehydration of tertiary butyl alcohol (1998-09-22),
6. 5811597 - Method for the manufacture of methyl tertiary butyl ether from tertiary (1998-09-22),
7. 5792890 - Method for the purification of tertiary butyl alcohol for use in the (1998-08-11),
8. 5789627 - Method for the purification of tertiary butyl alcohol and to its use in (1998-08-04),
9. 5773634 - Tertiary butyl alcohol absorption process for recovering propylene and (1998-06-30),
10. 5772854 - Use of paired reboilers in the purification of propylene oxide by (1998-06-30),
11. 5763685 - Use of a second stage reactor in the manufacture and recovery of methyl (1998-06-09),
12. 5744652 - Method for the manufacture of methyl tertiary butyl ether from tertiary (1998-04-28),
13. 5741953 - Use of reactive distillation in the manufacture of methyl tertiary butyl (1998-04-21),
14. 5741952 - Catalytic decomposition of peroxides to purify a methyl tertiary butyl (1998-04-21),
15. 5741951 - Conjoint manufacture of MTBE and diisobutylene (1998-04-21),
Huntsman Specialty Chemicals Corporation is a global leader in the specialty chemicals industry, providing high-performance products for a wide range of applications. With a strong focus on innovation and sustainability, Huntsman offers solutions for industries such as adhesives, coatings, and plastics. Their dedication to quality and customer service has earned them a reputation for excellence in the industry.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 2 2025

21 Patents

#73 in Salt Lake City, UT

#169 in Utah

#15,145 in US

#29,020 in the World

...
Salt Lake City, UT, United States of America

Huntsman Specialty Chemicals Corporation

Forward Citations = 95

31 inventors:

goldMedal Kyle Lee Preston (9 out of 19 patents)

silverMedal John F Knifton (6 out of 214 patents)

bronzeMedal Rei-Yu Judy Hwan (5 out of 8 patents)

4.  John R Sanderson (4 out of 148 patents)

5.  Pei-Shing E Dai (4 out of 57 patents)

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