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Inventor

Yasushige Kashiwabara

Inventor
Musashino, JP

Overview

4→
Patents
1976–1996
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.

F28Dprimary
F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact33%
F04DNon-positive-displacement pumps17%
F25BRefrigeration machines, plants or systems17%
F25DRefrigerators17%
F28FDetails of heat-exchange and heat-transfer apparatus, of general application17%
PatentTitleYear
5,586,857'Rotating stall prevention system for compressor'19964,130,997'Refrigerator'19783,985,182'Heat transfer device'19763,933,198'Heat transfer device'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1996Patents assigned to HITACHI LTD (4)· patent assignee history
1976–1978Based in Musashino, JP· patent location history
1996Based in Katsuta, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD41976–1996
Locations
LocationPatentsSpan
Musashino, JP31976–1978
Katsuta, JP11996