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Inventor

David Zierke

Inventor
Rockford, IL, US

Overview

1→
Patents
2004
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 1 as inventor

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

F23Kprimary
F23KFeeding fuel to combustion apparatus50%
Y10TTechnical subjects covered by former us classification50%
PatentTitleYear
6,835,062'Fuel oil supply circuit for an oil burner having a solenoid valve in parallel circuit with diaphragm valve for controlling oil flow at start up'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004Patents assigned to SUNTEC IND INC (1)· patent assignee history
2004Based in Rockford, IL, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SUNTEC IND INC12004
Locations
LocationPatentsSpan
Rockford, Illinois, US12004