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Inventor

Paul B. Koehler

Inventor
Burlington, CA

Overview

3→
Patents
1990–1993
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B01Dprimary
B01DSeparation100%
PatentTitleYear
5,227,063'Tubular membrane module'19935,100,549'Tubular membrane module'19924,897,191'Tubular membrane module with fluid shear protection'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–1993Patents assigned to ZENON ENVIRONMENTAL INC (3)· patent assignee history
1990–1993Based in Burlington, CA· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ZENON ENVIRONMENTAL INC31990–1993
Locations
LocationPatentsSpan
Burlington, CA31990–1993