Growing community of inventors

Long Beach, CA, United States of America

Fred Rothstein

Average Co-Inventor Count = 2.57

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 = 53

Fred RothsteinJoshua Levy (2 patents)Fred RothsteinBahman Shimiaei (2 patents)Fred RothsteinJames E Woiszwillo (1 patent)Fred RothsteinFred Rothstein (3 patents)Joshua LevyJoshua Levy (2 patents)Bahman ShimiaeiBahman Shimiaei (2 patents)James E WoiszwilloJames E Woiszwillo (13 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Hemacare Corporation (2 from 2 patents)

2. Middlesex Sciences, Inc. (1 from 4 patents)


3 patents:

1. 7125552 - Method for high yield purification of immune globulins from blood plasma and blood plasma intermediates

2. 6893639 - Method for high yield purification of immune globulins from blood plasma and blood plasma intermediates

3. 5599719 - Method for isolating biomolecules from a biological sample with linear

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12/15/2025
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