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Inventor

Keiichi Kawano

Inventor
Osaka, JP

Overview

2→
Patents
2004–2019
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

G01Rprimary
G01RMeasuring electric variables20%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy20%
H02JElectric power networks20%
H02KDynamo-electric machines20%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution20%
PatentTitleYear
10,408,864Voltage measuring apparatus, voltage measuring method, voltage control apparatus, and voltage control method20196,725,982'Eddy current braking apparatus'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004Patents assigned to SUMITOMO METAL IND (1)· patent assignee history
2004Based in Hyogo, JP· patent location history
2019Patents assigned to SUMITOMO ELECTRIC INDUSTRIES (1)· patent assignee history
2019Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SUMITOMO ELECTRIC INDUSTRIES12019
SUMITOMO METAL IND12004
Locations
LocationPatentsSpan
Osaka, JP12019
Hyogo, JP12004