% Expired Patents = 60.0

Trademarks = 12

Forward Citations = 19

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6 inventors (with patents filed for the assignee):

Bai-Ping Ying (5 out of 15 patents)

Sandeep Gupta (5 out of 13 patents)

Masamitsu Tsukamoto (5 out of 19 patents)

4. David A Pulman (5 out of 10 patents)

5. Shao-Yong Wu (5 out of 11 patents)

6. Hiroshi Shimoharada (2 out of 7 patents)

5 patents: Sort by Forward Citations

1. RE39590 - Substituted benzene compounds, process for their preparation, and herbicidal and defoliant compositions containing them (2007-04-23),

2. 6545161 - Substituted benzene compounds, process for their preparation, and herbicidal and defoliant compositions containing them (2003-04-08),

3. 6479435 - Diaryl ethers and processes for their preparation and herbicidal and desiccant compositions containing them (2002-11-12),

4. 6355799 - Substituted benzene compounds, process for their preparation, and herbicidal and defoliant compositions containing them (2002-03-12),

5. 6333296 - Diaryl ethers and processes for their preparation and herbicidal and desiccant compositions containing them (2001-12-25),

Company Overview

ISK Americas Incorporated is a leading materials manufacturer specializing in high-performance polymers and chemicals for various industries. With a strong focus on innovation and customer satisfaction, ISK Americas offers a wide range of products and solutions to meet the unique needs of their clients.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#1 in Concord, OH

#2,004 in Ohio

#51,620 in US

Concord, OH, United States of America

Isk Americas Incorporated

Forward Citations = 19

6 inventors:

Bai-Ping Ying (5 out of 15 patents)

Sandeep Gupta (5 out of 13 patents)

Masamitsu Tsukamoto (5 out of 19 patents)

4. David A Pulman (5 out of 10 patents)

5. Shao-Yong Wu (5 out of 11 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Isk Americas Incorporated. Retrieved from https://idiyas.com/company/isk-americas

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]