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Inventor

Kazuo Yanagiya

Inventor
Funabashi, JP

Overview

3→
Patents
1995–1997
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.

F04Dprimary
F04DNon-positive-displacement pumps50%
Y10TTechnical subjects covered by former us classification50%
PatentTitleYear
5,697,152'Method of manufacturing an impeller'19975,536,139'Vortex flow blower having blades each formed by curved surface'19965,395,210'Vortex flow blower having blades each formed by curved surface and method of manufacturing the same'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995–1997Patents assigned to HITACHI LTD (3)· patent assignee history
1995–1997Based in Funabashi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD31995–1997
Locations
LocationPatentsSpan
Funabashi, JP31995–1997