For the Inventor, By the Inventor

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Savanna, IL, United States of America

Ds2 Tech, Inc.

USPTO Granted Patents = 2

Forward Citations = 10

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4 inventors (with patents filed for the assignee):

Santosh Kumar Gangwal (1 out of 15 patents)

William Wismann (1 out of 4 patents)

James K Jeanblanc (1 out of 1 patent)

4. William E Wismann (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 6485633 - Process for the demercaptanization of petroleum distillates (2002-11-26),

2. 5961820 - Desulfurization process utilizing an oxidizing agent, carbonyl compound, (1999-10-05),

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USPTO Data Jan 1 1976 - Sep 29 2026

2 Patents

#1 in Savanna, IL

#4,383 in Illinois

#94,730 in US

Savanna, IL, United States of America

Ds2 Tech, Inc.

Forward Citations = 10

4 inventors:

Santosh Kumar Gangwal (1 out of 15 patents)

William Wismann (1 out of 4 patents)

James K Jeanblanc (1 out of 1 patent)

4. William E Wismann (1 out of 1 patent)

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