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Saint Paul, MN, United States of America

Medical Graphics Corporation

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USPTO Granted Patents = 23

EPO Patents = 2

Trademarks = 7

Forward Citations = 1,047

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28 inventors (with patents filed for the assignee):

Michael G Snow (6 out of 7 patents)

John A Norlien (4 out of 7 patents)

C Peter Howard (4 out of 5 patents)

4. A Gerrit Crawford (4 out of 6 patents)

5. Catherine A Anderson (3 out of 3 patents)

6. Russell G Acorn (3 out of 3 patents)

7. David M Anderson (3 out of 3 patents)

8. Yu Chen (2 out of 10 patents)

9. Shawn McCutcheon (2 out of 9 patents)

10. Steven D James (2 out of 8 patents)

11. James M Huhn (2 out of 2 patents)

12. Stephen T Anderson (2 out of 2 patents)

13. Joel Grimes (1 out of 1 patent)

14. Timothy P Fitzgerald (1 out of 1 patent)

15. Bernhard H Kaeferlein (1 out of 1 patent)

23 patents: Sort by Forward Citations

1. 8197417 - Metabolic analyzer transducer (2012-06-12),

2. 8110081 - Oxygen sensor improvement method (2012-02-07),

3. 7805975 - Gasless calibration in metabolic gas analyzers (2010-10-05),

4. 7390304 - Respiratory exchange ratio sensor (2008-06-24),

5. 6554776 - Method for detecting anaerobic threshold and prescribing a training zone to maximize fat utilization or improved cardiovascular fitness (2003-04-29),

6. 5857459 - Boxless measurement of thoracic gas volume (1999-01-12),

7. 5705735 - Breath by breath nutritional requirements analyzing system (1998-01-06),

8. 5676131 - System for protecting sample line in respiratory gas analyzer (1997-10-14),

9. 5502660 - Dynamic gas density compensation in pulmonary gas analyzer systems (1996-03-26),

10. 5398695 - Cardiopulmonary performance analyzer having dynamic transit time (1995-03-21),

11. 5357972 - Disposable pneumotachograph flowmeter (1994-10-25),

12. 5305762 - Patient valve incorporating one-way check valves for infection control (1994-04-26),

13. 5303712 - Calibration method for single-breath carbon monoxide lung diffusing (1994-04-19),

14. 5297558 - Algorithm for prescribing an exercise regimen to enhance fat burning and (1994-03-29),

15. 5119825 - Multi-functional patient valve (1992-06-09),

Company Overview

Medical Graphics Corporation, based in Saint Paul, MN, specializes in the development and manufacturing of advanced medical devices and software solutions for cardiopulmonary diagnostics. The company focuses on enhancing patient care through innovative technologies that facilitate accurate respiratory and cardiovascular assessments. With a commitment to quality and precision, Medical Graphics serves healthcare providers by delivering reliable tools that support clinical decision-making and improve patient outcomes.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

23 Patents

#63 in Saint Paul, MN

#425 in Minnesota

#14,450 in US

#27,736 in the World

Saint Paul, MN, United States of America

Medical Graphics Corporation

Forward Citations = 1,047

28 inventors:

Michael G Snow (6 out of 7 patents)

John A Norlien (4 out of 7 patents)

C Peter Howard (4 out of 5 patents)

4. A Gerrit Crawford (4 out of 6 patents)

5. Catherine A Anderson (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Medical Graphics Corporation. Retrieved from https://idiyas.com/company/medical-graphics

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]

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