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Inventor

Isao Nikai

Inventor
Yokohama, JP

Overview

4→
Patents
1978–1998
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.

F25Bprimary
F25BRefrigeration machines, plants or systems18%
A63CSkates9%
F01KSteam engine plants9%
F02BInternal-combustion piston engines9%
F23RGenerating combustion products of high pressure or high velocity, e.g. gas-turbine combustion chambers9%
F24FAir-conditioning9%
F25CProducing, working or handling ice9%
F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact9%
F28FDetails of heat-exchange and heat-transfer apparatus, of general application9%
Y02TClimate change mitigation technologies related to transportation9%
PatentTitleYear
5,823,008'Cold air supply unit'19985,644,928'Air refrigerant ice forming equipment'19974,790,140'Liner cooling construction for gas turbine combustor or the like'19884,122,680'Concentration difference energy operated power plants and media used in conjunction therewith'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1988Patents assigned to ISHIKAWAJIMA HARIMA HEAVY IND (2)· patent assignee history
1978–1998Based in Yokohama, JP· patent location history
1997–1998Patents assigned to KAJIMA CORP (2)· patent assignee history
1998Patents assigned to NHK SPRING CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ISHIKAWAJIMA HARIMA HEAVY IND21978–1988
KAJIMA CORP21997–1998
NHK SPRING CO LTD11998
Locations
LocationPatentsSpan
Yokohama, JP41978–1998