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For the Inventor, By the Inventor

Portland, OR, United States of America

Althin Medical, Inc.


USPTO Granted Patents = 12

Forward Citations = 2,454

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25 inventors (with patents filed for the assignee):

goldMedal Thomas D Kelly (5 out of 98 patents)

silverMedal Michael E Hogard (4 out of 39 patents)

bronzeMedal Harley D Johnson (4 out of 12 patents)

4.  Bruce A Peterson (4 out of 14 patents)

5.  George Washington (4 out of 7 patents)

6.  Mark E Connell (3 out of 8 patents)

7.  Jean McEvoy Long (3 out of 8 patents)

8.  William G Preston, Jr (3 out of 9 patents)

9.  Thore Falkvall (2 out of 16 patents)

10.  Robert A Bedient (2 out of 8 patents)

11.  Raymond Elsen (2 out of 6 patents)

12.  Dalibor J Smejtek (2 out of 6 patents)

13.  John M Radovich (2 out of 5 patents)

14.  Kees Ruzius (2 out of 4 patents)

15.  Melvin Rothberg (2 out of 3 patents)


12 patents:

1. 5954957 - Multi-purpose cap for hydraulic ports on a medical device (1999-09-21),
2. 5903211 - Medical treatment device with a user interface adapted for home or (1999-05-11),
3. 5897817 - Process for making a medical device from a cellulose acetate hollow (1999-04-27),
4. 5744027 - Apparatus for kidney dialysis (1998-04-28),
5. 5736046 - High-flux hollow-fiber membrane with enhanced transport capability and (1998-04-07),
6. 5730712 - Extracorporeal blood treatment apparatus and method (1998-03-24),
7. 5645778 - Process of making a cellulose acetate semipermeable membrane (1997-07-08),
8. 5643452 - High-flux hollow-fiber membrane with enhanced transport capability and (1997-07-01),
9. 5487827 - Method and apparatus for kidney dialysis (1996-01-30),
10. 5486286 - Apparatus for performing a self-test of kidney dialysis membrane (1996-01-23),
11. 5326476 - Method and apparatus for kidney dialysis using machine with programmable (1994-07-05),
12. 5247434 - Method and apparatus for kidney dialysis (1993-09-21),
Company Overview
Althin Medical, Inc. is a specialized medical device company based in Portland, Oregon. The organization focuses on the development and manufacturing of innovative solutions for the healthcare sector, particularly in the field of vascular access and infusion therapy. Althin Medical is dedicated to enhancing patient care through advanced technology and research, aiming to improve the safety and efficacy of medical procedures. Its commitment to quality and innovation positions it as a key player in the medical device industry.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

12 Patents

#84 in Portland, OR

#264 in Oregon

#25,578 in US

#48,209 in the World

Portland, OR (US)
Portland, OR, United States of America

Althin Medical, Inc.

Forward Citations = 2,454

25 inventors:

goldMedal Thomas D Kelly (5 out of 98 patents)

silverMedal Michael E Hogard (4 out of 39 patents)

bronzeMedal Harley D Johnson (4 out of 12 patents)

4.  Bruce A Peterson (4 out of 14 patents)

5.  George Washington (4 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Althin Medical, Inc.. Retrieved from https://idiyas.com/company/althin-medical

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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