For the Inventor, By the Inventor

Enter assignee name

Houston, TX, United States of America

Vista Chemical Company

USPTO Granted Patents = 29

Trademarks = 8

Forward Citations = 288

Loading Chart...

Loading Chart...

46 inventors (with patents filed for the assignee):

Upali Peter Weerasooriya (5 out of 34 patents)

John Lin (5 out of 9 patents)

Bruce E Leach (5 out of 29 patents)

4. Tonyette S Sandoval (4 out of 4 patents)

5. Duane J Lewis (4 out of 7 patents)

6. Donald L Wharry (3 out of 5 patents)

7. Peter A Schwab (3 out of 6 patents)

8. Donald T Robertson (3 out of 3 patents)

9. Kang Yang (3 out of 29 patents)

10. Janet L Watson (2 out of 4 patents)

11. Cynthia L Aeschbacher (2 out of 2 patents)

12. David A Barclay (2 out of 4 patents)

13. Mark L Shannon (2 out of 7 patents)

14. William H McNeese (2 out of 2 patents)

15. Daniel T Plummer (2 out of 2 patents)

29 patents: Sort by Forward Citations

1. 5498753 - Process for preparing isethionate ethoxylates (1996-03-12),

2. 5488148 - Process for sulfonating internal olefins (1996-01-30),

3. 5414191 - Method of removing alkyltetralins from an alkylbenzene mixture (1995-05-09),

4. 5386045 - Process for alkoxylation of esters and products produced therefrom (1995-01-31),

5. 5352842 - Process for clarifying alkoxylated alcohols (1994-10-04),

6. 5316752 - Process for preparing mixed oxides (1994-05-31),

7. 5275945 - Alkaline proteases stable in heavy-duty detergent liquids (1994-01-04),

8. 5270366 - Lead stabilized, flexible polymeric blends containing polyvinylchloride (1993-12-14),

9. 5268510 - Process for purification of alkoxylated alcohols (1993-12-07),

10. 5250616 - High impact polyvinyl halide compositions (1993-10-05),

11. 5220077 - Alkoxylation process (1993-06-15),

12. 5220046 - Process for alkoxylation of esters and products produced therefrom (1993-06-15),

13. 5216058 - Stabilizer compositions for halogen-containing polymers and polymer (1993-06-01),

14. 5145595 - Anti-static fabric softening article for use in an automatic clothes (1992-09-08),

15. 5075090 - Process for preparing small particle size mixed metal oxides (1991-12-24),

Vista Chemical Company is a leading global manufacturer and supplier of specialty chemicals. With a diverse portfolio of products, we serve a wide range of industries including automotive, construction, electronics, healthcare, and more. Our innovative solutions and exceptional customer service have made us a trusted partner in the chemical industry for over 50 years. Visit our website to learn more about our products, capabilities, and commitment to sustainability.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

29 Patents

#178 in Houston, TX

#641 in Texas

#11,219 in US

#21,844 in the World

Houston, TX, United States of America

Vista Chemical Company

Forward Citations = 288

46 inventors:

Upali Peter Weerasooriya (5 out of 34 patents)

John Lin (5 out of 9 patents)

Bruce E Leach (5 out of 29 patents)

4. Tonyette S Sandoval (4 out of 4 patents)

5. Duane J Lewis (4 out of 7 patents)

Please report any incorrect information to support@idiyas.com

Loading…