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Inventor

Kiyohiro Harada

Inventor
Konan, JP

Overview

3→
Patents
1995–1996
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 3 as inventor

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

F04Cprimary
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids60%
F04BPositive-displacement machines for liquids20%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters20%
PatentTitleYear
5,551,852'Scroll type compressor having a seal bearing unit'19965,518,373'Compressor start-up controller'19965,472,328'Scroll type compressor having an oil seal bearing for the drive shaft'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995–1996Patents assigned to ZEXEL CORP (3)· patent assignee history
1995–1996Based in Konan, JP· patent location history
1996Patents assigned to SEIKO EPSON CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ZEXEL CORP31995–1996
SEIKO EPSON CORP11996
Locations
LocationPatentsSpan
Konan, JP31995–1996