For the Inventor, By the Inventor

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Irvine, CA, United States of America

Plus Bio, Inc.

USPTO Granted Patents = 1

Forward Citations = 13

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4 inventors (with patents filed for the assignee):

Gary Krantz (1 out of 4 patents)

Joanne Zeng (1 out of 1 patent)

Adam Zipp (1 out of 1 patent)

4. Shuenn-Tzong Chen (1 out of 2 patents)

1 patent: Sort by Forward Citations

1. 5755231 - Test strip including integral specimen flow retarding structure (1998-05-26),

Company Badge

USPTO Data Jan 1 1976 - Jan 13 2026

1 Patents

#904 in Irvine, CA

#28,479 in California

#134,055 in US

Irvine, CA, United States of America

Plus Bio, Inc.

Forward Citations = 13

4 inventors:

Gary Krantz (1 out of 4 patents)

Joanne Zeng (1 out of 1 patent)

Adam Zipp (1 out of 1 patent)

4. Shuenn-Tzong Chen (1 out of 2 patents)

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