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Inventor

Takamasa Yamazoe

Inventor
Sumoto, JP

Overview

3→
Patents
1997–2005
Patent span
Electricity
Primary field (CPC H)

Patents· 3 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 energy25%
H02JElectric power networks25%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution25%
H01HElectric switches17%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%
PatentTitleYear
6,924,625'Battery pack and method of detecting battery pack abnormalities'20055,903,423'Battery pack for electric power tools'19995,689,173'Battery pack'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–2005Patents assigned to SANYO ELECTRIC CO (3)· patent assignee history
1997–2005Based in Sumoto, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SANYO ELECTRIC CO31997–2005
Locations
LocationPatentsSpan
Sumoto, JP31997–2005