% Expired Patents = 50.0

Forward Citations = 63

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6 inventors (with patents filed for the assignee):

Irl E Ward (6 out of 31 patents)

David William Bonser (1 out of 1 patent)

Alan R Duly (1 out of 1 patent)

4. Deliang Ding (1 out of 1 patent)

5. Jesse Leaymen (1 out of 1 patent)

6. Phuong Tang (1 out of 1 patent)

6 patents: Sort by Forward Citations

1. 9394502 - Stable aqueous slurry suspensions (2016-07-19),

2. 7727420 - Corrosion inhibiting compositions (2010-06-01),

3. 7700535 - Wafer/Ingot cleaning in wire saw cutting comprising an ethoxylated alcohol/polyalkylsiloxane mixture (2010-04-20),

4. 7628893 - Apparatus and method for separation (2009-12-08),

5. 7381690 - Stable aqueous slurry suspensions (2008-06-03),

6. 6054422 - Cutting and lubricating composition for use with a wire cutting apparatus (2000-04-25),

Company Overview

Ppt Research, Inc. is a leading provider of research and development services for companies in various sectors. With a team of experienced professionals, we offer comprehensive solutions in market research, data analysis, and strategic planning. Our innovative approach and commitment to excellence have helped us establish long-term partnerships with our clients. Visit our website for more information on our services and how we can support your business goals.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

6 Patents

#36 in Allentown, PA

#1,623 in Pennsylvania

#45,007 in US

Allentown, PA, United States of America

Ppt Research, Inc.

Forward Citations = 63

6 inventors:

Irl E Ward (6 out of 31 patents)

David William Bonser (1 out of 1 patent)

Alan R Duly (1 out of 1 patent)

4. Deliang Ding (1 out of 1 patent)

5. Jesse Leaymen (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ppt Research, Inc.. Retrieved from https://idiyas.com/company/ppt-research

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]