David B. Layzell

Person

Kingston, CA

People

Patents Grantslast 30 patents

Information Patent Grant
Methods for enhancing plant growth using hydrogen gas
- Patent number 7,162,834
- Issue date Jan 16, 2007
- Queen's University at Kingston
- David B. Layzell
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Methods for enhancing plant growth using hydrogen gas
- Patent number 6,848,212
- Issue date Feb 1, 2005
- Queen's University at Kingston
- David B. Layzell
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Differential gas analyzer
- Patent number 6,220,076
- Issue date Apr 24, 2001
- Queen's University at Kingston
- David B. Layzell
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus for rapid measurement of hydrogen concentration and its u...
- Patent number 5,965,801
- Issue date Oct 12, 1999
- Queen's University at Kingston
- David B. Layzell
- G01 - MEASURING TESTING
Information Patent Grant
Method and instrument for measuring differential oxygen concentrati...
- Patent number 5,542,284
- Issue date Aug 6, 1996
- Queen's University at Kingston
- David B. Layzell
- G01 - MEASURING TESTING
Information Patent Grant
Electrolytic apparatus for generating selected concentrations of ga...
- Patent number 5,302,268
- Issue date Apr 12, 1994
- Queen's University
- David B. Layzell
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Method and apparatus for measuring oxygen concentration and its sub...
- Patent number 5,096,294
- Issue date Mar 17, 1992
- Queen's University at Kingston
- David B. Layzell
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Methods for enhancing plant growth using hydrogen gas
- Publication number 20050178057
- Publication date Aug 18, 2005
- David B. Layzell
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
Methods for enhancing plant growth using hydrogen gas
- Publication number 20030041515
- Publication date Mar 6, 2003
- David B. Layzell
- C05 - FERTILISERS MANUFACTURE THEREOF

David B. Layzell

Person

Patents Grantslast 30 patents

Methods for enhancing plant growth using hydrogen gas

Methods for enhancing plant growth using hydrogen gas

Differential gas analyzer

Apparatus for rapid measurement of hydrogen concentration and its u...

Method and instrument for measuring differential oxygen concentrati...

Electrolytic apparatus for generating selected concentrations of ga...

Method and apparatus for measuring oxygen concentration and its sub...

Patents Applicationslast 30 patents

Methods for enhancing plant growth using hydrogen gas

Methods for enhancing plant growth using hydrogen gas