Leonard W. Holmes

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Arp, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Multistage warm air furnace with single stage thermostat and return...
- Patent number 6,925,999
- Issue date Aug 9, 2005
- American Standard International Inc.
- Gordon Jeffrey Hugghins
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Gas furnace with variable speed draft inducer
- Patent number 6,377,426
- Issue date Apr 23, 2002
- American Standard International Inc.
- G. Jeffrey Hugghins
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Gas furnace with variable speed draft inducer
- Patent number 6,257,870
- Issue date Jul 10, 2001
- American Standard International Inc.
- G. Jeffrey Hugghins
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES

Patents Applicationslast 30 patents

Information Patent Application
Multistage warm air furnace with single stage thermostat and return...
- Publication number 20050092317
- Publication date May 5, 2005
- American Standard International, Inc.
- Gordon Jeffrey Hugghins
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Gas furnace with variable speed draft inducer
- Publication number 20010044084
- Publication date Nov 22, 2001
- G. Jeffrey Hugghins
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES