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Inventor

Wayner M. Wagner

Inventor
Apple Valley, MN, US

Overview

1→
Patents
1989
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.

F01Nprimary
F01NGas-flow silencers or exhaust apparatus for machines or engines in general33%
F02BInternal-combustion piston engines33%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests33%
PatentTitleYear
4,878,928'Apparatus for increasing regenerative filter heating element temperature'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989Patents assigned to DONALDSON CO INC (1)· patent assignee history
1989Based in Apple Valley, MN, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DONALDSON CO INC11989
Locations
LocationPatentsSpan
Apple Valley, Minnesota, US11989