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Inventor

Hisao Takehara

Inventor
Chuo-ku, JP

Overview

4→
Patents
1983–1999
Patent span
Chemistry
Primary field (CPC C)

Patents· 4 as inventor

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

C25Bprimary
C25BElectrolytic or electrophoretic processes for the production of compounds or non-metals23%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy23%
C01GCompounds containing metals not covered by subclasses c01d or c01f15%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds15%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution15%
C05DInorganic fertilisers not covered by subclasses c05b, c05c8%
PatentTitleYear
5,938,910'Electrolytic manganese dioxide and method of manufacturing the same'19995,749,935'Manganese fertilizer'19985,746,902'Electrolytic manganese dioxide and method of manufacturing the same'19984,405,419'Method for producing electrolytic manganese dioxide'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983Patents assigned to JAPAN METAL AND CHEMICAL CO LT (1)· patent assignee history
1983Based in Ichikawa, JP· patent location history
1998–1999Patents assigned to JAPAN METALS & CHEM CO LTD (3)· patent assignee history
1998–1999Based in Chuo-ku, JP· patent location history
1998Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
JAPAN METALS & CHEM CO LTD31998–1999
JAPAN METAL AND CHEMICAL CO LT11983
Locations
LocationPatentsSpan
Chuo-ku, JP21998–1999
Tokyo, JP11998
Ichikawa, JP11983