EPO Patents = 2

Trademarks = 1

Forward Citations = 12

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10 inventors (with patents filed for the assignee):

Cristel Baiu (4 out of 5 patents)

Jason Holzmann (3 out of 3 patents)

Kenneth Ruchala (2 out of 30 patents)

4. Eric Schloesser (2 out of 3 patents)

5. Thomas Kammeyer (2 out of 2 patents)

6. Mark Holmes (2 out of 2 patents)

7. Kenneth L Freeman (2 out of 8 patents)

8. Stephen P Dechant (1 out of 41 patents)

9. Karl Scheibengraber (1 out of 1 patent)

10. David Schmocker (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 11490873 - Automated detection and identification of phantoms (2022-11-08),

2. 10939891 - Automated detection and identification of phantoms (2021-03-09),

3. 10838090 - Additively manufactured radiological test patterns (2020-11-17),

4. 10034651 - Brain tissue equivalent material and phantom device comprising the same (2018-07-31),

5. 9669116 - Water-equivalent phantom (2017-06-06),

6. 9198633 - Computed tomography perfusion phantom and method use thereof (2015-12-01),

7. 8077328 - Variable color incoherent alignment line and cross-hair generator (2011-12-13),

Company Overview

Gammex, Inc. is a leading provider of radiation therapy accessories and solutions. With over 40 years of experience, Gammex is trusted by medical professionals worldwide for their high-quality products and innovative technologies. Their product range includes dosimetry tools, QA phantoms, and positioning aids for accurate and reliable patient treatment. Visit their website to learn more about their offerings and how they are shaping the future of radiation therapy.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

7 Patents

#16 in Middleton, WI

#867 in Wisconsin

#39,929 in US

Middleton, WI, United States of America

Gammex, Inc.

Forward Citations = 12

10 inventors:

Cristel Baiu (4 out of 5 patents)

Jason Holzmann (3 out of 3 patents)

Kenneth Ruchala (2 out of 30 patents)

4. Eric Schloesser (2 out of 3 patents)

5. Thomas Kammeyer (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Gammex, Inc.. Retrieved from https://idiyas.com/company/gammex

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]

2 patents (EPO):

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]