Inventor

Joseph L. Tengowski

Inventor

Norwalk, OH, US

Overview

5→

Patents

1987–1992

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 5 as inventor

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

F16Jprimary

F16JPistons33%

F04DNon-positive-displacement pumps17%

F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to machines or engines for liquids covered by subclasses f03b, f03d and f03g17%

F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants17%

F16CShafts8%

F16DCouplings for transmitting rotation8%

PatentTitleYear

5,154,576'Coolant pump drip collector with improved capacity'1992 5,094,466'Water pump seal with improved seal force distribution'1992 4,992,023'Vehicle water pump with improved slinger'1991 4,917,389'Water pump face seal assembly'1990 4,667,788'Thurst type one-way roller clutch'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–1992Patents assigned to GEN MOTORS CORP (5)· patent assignee history

1987–1992Based in Norwalk, OH, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
GEN MOTORS CORP	5	1987–1992

Locations

Location	Patents	Span
Norwalk, OH, US	5	1987–1992