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Inventor

Yozo Kawase

Inventor
Yokohama, JP

Overview

3→
Patents
1976–1985
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.

F03Bprimary
F03BMachines or engines for liquids38%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution38%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
PatentTitleYear
4,514,138'Leakage water discharge method and apparatus in a reversible hydraulic machine'19854,158,525'Method of and apparatus for operating pump turbine'19793,982,847'Apparatus for locking guide vanes of water wheel turbines or pumps'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1985Patents assigned to TOKYO SHIBAURA ELECTRIC CO (3)· patent assignee history
1976Based in Machida, JP· patent location history
1979–1985Based in Yokohama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOKYO SHIBAURA ELECTRIC CO31976–1985
Locations
LocationPatentsSpan
Yokohama, JP21979–1985
Machida, JP11976