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Minnetonka, MN, United States of America

Robert A Bertelsen

USPTO Granted Patents = 2

Average Co-Inventor Count = 2.0

ph-index = 2

Forward Citations = 166(Granted Patents)

Location History:

Minnetonka, MN (US) (1989)
St. Louis Park, MN (US) (1989)

Company Filing History:

Osmonics, Incorporated

Years Active: 1989

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2 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4846970 - Cross-flow filtration membrane test unit (1989-07-11),

2. 4839037 - Tapered, spirally wound filter cartridge and method of making same (1989-06-13),

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