Hach Company

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Ames, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of using a water testing capsule using water soluble film me...
- Patent number 6,004,820
- Issue date Dec 21, 1999
- Hach Company
- Scott V. Brayton
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Microbiological bead separation magnet holder
- Patent number D412916
- Issue date Aug 17, 1999
- Hach Company
- Nelson E. Dervaes
- D15 - Machines not elsewhere specified
Information Patent Grant
Method and medium for use in detecting E. coli and total coliforms
- Patent number 5,849,515
- Issue date Dec 15, 1998
- Hach Company
- Michael A. Grant
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Water testing capsule using water soluble film membranes
- Patent number 5,756,049
- Issue date May 26, 1998
- Hach Company
- Scott V. Brayton
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method for chloride ion removal prior to chemical oxygen demand ana...
- Patent number 5,683,914
- Issue date Nov 4, 1997
- Hach Company
- Donald G. Miller
- G01 - MEASURING TESTING
Information Patent Grant
Device for chloride ion removal prior to chemical oxygen demand ana...
- Patent number 5,667,754
- Issue date Sep 16, 1997
- Hach Company
- Scott Vance Brayton
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method & Medium for use in detecting E. coli and total coliforms
- Patent number 5,650,290
- Issue date Jul 22, 1997
- Hach Company
- Michael A. Grant
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Manganese III method for chemical oxygen demand analysis
- Patent number 5,556,787
- Issue date Sep 17, 1996
- Hach Company
- Donald G. Miller
- G01 - MEASURING TESTING

Hach Company

Organization

Patents Grantslast 30 patents

Method of using a water testing capsule using water soluble film me...

Microbiological bead separation magnet holder

Method and medium for use in detecting E. coli and total coliforms

Water testing capsule using water soluble film membranes

Method for chloride ion removal prior to chemical oxygen demand ana...

Device for chloride ion removal prior to chemical oxygen demand ana...

Method & Medium for use in detecting E. coli and total coliforms

Manganese III method for chemical oxygen demand analysis

Patents Applicationslast 30 patents

Trademarklast 30 trademarks