Inventor

Chil Sung Kim

Inventor

Incheon, KR

Overview

1→

Patents

1987

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.

F01Bprimary

F01BMachines or engines, in general or of positive-displacement type, e.g. steam engines25%

F03GSpring, weight, inertia or like motors25%

F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to machines or engines for liquids covered by subclasses f03b, f03d and f03g25%

H01HElectric switches25%

PatentTitleYear

4,683,721'Twin-crank type heat engine'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987Patents assigned to KOREA ADVANCED INST SCI & TECH (1)· patent assignee history

1987Based in Incheon, KR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KOREA ADVANCED INST SCI & TECH	1	1987

Locations

Location	Patents	Span
Incheon, KR	1	1987