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Inventor

Robert W. Gerdes

Inventor
Winthrop Harbor, IL, 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.

B63Hprimary
B63HMarine propulsion or steering33%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general33%
F02BInternal-combustion piston engines33%
PatentTitleYear
4,795,383'Marine propulsion device low-speed exhaust system'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989Patents assigned to OUTBOARD MARINE CORP (1)· patent assignee history
1989Based in Winthrop Harbor, IL, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
OUTBOARD MARINE CORP11989
Locations
LocationPatentsSpan
Winthrop Harbor, Illinois, US11989