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Inventor

Leonard W. Holmes

Inventor
Arp, TX, US

Overview

3→
Patents
2001–2005
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 3 as inventor

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

F23Nprimary
F23NRegulating or controlling combustion100%
PatentTitleYear
6,925,999'Multistage warm air furnace with single stage thermostat and return air sensor and method of operating same'20056,377,426'Gas furnace with variable speed draft inducer'20026,257,870'Gas furnace with variable speed draft inducer'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2005Patents assigned to AMERICAN STANDARD INT INC (3)· patent assignee history
2001–2005Based in Arp, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AMERICAN STANDARD INT INC32001–2005
Locations
LocationPatentsSpan
Arp, Texas, US32001–2005