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Berkeley, CA, United States of America

Alex Shen

Average Co-Inventor Count = 2.22

ph-index = 2

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 27

Alex ShenDerek Herrera (4 patents)Alex ShenJohn C Day (1 patent)Alex ShenMichelle Halpin (1 patent)Alex ShenDimitri Stroumpoulis (1 patent)Alex ShenDerek Herrera (1 patent)Alex ShenAlex Shen (5 patents)Derek HerreraDerek Herrera (16 patents)John C DayJohn C Day (4 patents)Michelle HalpinMichelle Halpin (2 patents)Dimitri StroumpoulisDimitri Stroumpoulis (1 patent)Derek HerreraDerek Herrera (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Spinal Singularity, Inc. (3 from 10 patents)

2. Freudenberg Medical, LLC (1 from 21 patents)

3. Uroflow Technology, LLC (1 from 1 patent)


5 patents:

1. 12465720 - Extended-use valved urinary catheter

2. 11839535 - Bladder management systems

3. 10675134 - Bladder management systems

4. 10675435 - Extended-use valved urinary catheter

5. 10646332 - Adjustable baseplate for use with irregular tracheostomas

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as of
1/13/2026
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