Trademarks = 3

Forward Citations = 461

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8 inventors (with patents filed for the assignee):

Frederick C Wilkins (3 out of 42 patents)

Gary C Ganzi (3 out of 43 patents)

Anthony J Giuffrida (3 out of 18 patents)

4. Kenneth L Norcross (2 out of 12 patents)

5. Christopher Griffin (2 out of 2 patents)

6. Yanlong Li (2 out of 4 patents)

7. Li-Shiang Liang (1 out of 73 patents)

8. Neal Johnson (1 out of 2 patents)

7 patents: Sort by Forward Citations

1. 12420450 - Containerized concrete batch plant (2025-09-23),

2. 5885448 - Thermophilic aerobic waste treatment process (1999-03-23),

3. 5656155 - Thermophilic aerobic waste treatment system (1997-08-12),

4. 5346924 - Heterogeneous ion exchange materials comprising polyethylene of linear (1994-09-13),

5. 5316637 - Electrodeionization apparatus (1994-05-31),

6. 5308466 - Electrodeionization apparatus (1994-05-03),

7. 5292422 - Modules for electrodeionization apparatus (1994-03-08),

Company Overview

IP Holding Company is a leading organization specializing in intellectual property management and licensing. With a diverse portfolio of patents, trademarks, and copyrights, we help companies maximize the value of their intellectual assets. Our team of experts offers strategic guidance and support to protect and monetize intellectual property rights. Contact us today to learn how we can help your business thrive in the digital age.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

7 Patents

#422 in Wilmington, DE

#562 in Delaware

#39,879 in US

Wilmington, DE, United States of America

IP Holding Company

Forward Citations = 461

8 inventors:

Frederick C Wilkins (3 out of 42 patents)

Gary C Ganzi (3 out of 43 patents)

Anthony J Giuffrida (3 out of 18 patents)

4. Kenneth L Norcross (2 out of 12 patents)

5. Christopher Griffin (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: IP Holding Company. Retrieved from https://idiyas.com/company/ip-holding-company

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]