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Inventor

Makiko Yanagisawa

Inventor
Tokyo, JP

Overview

2→
Patents
1995–1998
Patent span
General tagging of new technological developments
Primary field (CPC Y)

Patents· 2 as inventor

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

H01Mprimary
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy40%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution40%
Y10TTechnical subjects covered by former us classification20%
PatentTitleYear
5,837,402'Zinc powders for use in batteries and a secondary alkaline zinc battery using said zinc powders'19985,462,821'Gallium based active material for the negative electrode, a negative electrode using the same, and batteries using said negative electrode'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995–1998Patents assigned to DOWA MINING CO (2)· patent assignee history
1995–1998Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DOWA MINING CO21995–1998
Locations
LocationPatentsSpan
Tokyo, JP21995–1998