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Richard P. Kolman
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Loveland, CO, US
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Patents Grants
last 30 patents
Information
Patent Grant
Low detection limit turbidimeter
Patent number
6,894,778
Issue date
May 17, 2005
Hach Company
Perry A. Palumbo
G01 - MEASURING TESTING
Information
Patent Grant
Turbidimeter with non-imaging optical concentrator
Patent number
5,872,361
Issue date
Feb 16, 1999
Hach Company
Ernie R. Paoli
G01 - MEASURING TESTING
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Patent Grant
Nephelometer instrument
Patent number
5,604,590
Issue date
Feb 18, 1997
Hach Company
Richard J. Cooper
G01 - MEASURING TESTING
Information
Patent Grant
Nephelometer instrument
Patent number
5,506,679
Issue date
Apr 9, 1996
Hach Company
Richard J. Cooper
G01 - MEASURING TESTING
Patents Applications
last 30 patents
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Patent Application
Low detection limit turbidimeter
Publication number
20030214653
Publication date
Nov 20, 2003
Hach COmpany
Perry A. Palumbo
G01 - MEASURING TESTING