Inventor

Donald H. Sherman

Inventor

Morton, IL, US

Overview

4→

Patents

1994–1998

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 4 as inventor

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

Y10Tprimary

Y10TTechnical subjects covered by former us classification25%

F04BPositive-displacement machines for liquids17%

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

F05CIndexing scheme relating to materials, material properties or material characteristics for machines, engines or pumps other than non-positive-displacement machines or engines17%

B22DCasting of metals8%

B23PMetal-working not otherwise provided for8%

F01BMachines or engines, in general or of positive-displacement type, e.g. steam engines8%

PatentTitleYear

5,724,733'Method of producing a piston assembly'1998 5,581,881'Method of making a cylinder barrel having ceramic bore liners'1996 5,392,693'Piston assembly for a fluid translating device'1995 5,279,205'Axial piston fluid translating unit with sealed barrel plate'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–1998Patents assigned to CATERPILLAR INC (4)· patent assignee history

1994–1998Based in Morton, IL, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CATERPILLAR INC	4	1994–1998

Locations

Location	Patents	Span
Morton, Illinois, US	4	1994–1998