Inventor

Toshiyuki Furukawa

Inventor

Hitachi, JP

Overview

8→

Patents

1977–2015

Patent span

Physics

Primary field (CPC G)

Patents· 8 as inventor

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

H02Jprimary

H02JElectric power networks15%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution15%

A45DHairdressing or shaving equipment10%

Y04SSystems integrating technologies related to power network operation, communication or information technologies for improving the electrical power generation, transmission, distribution, management or usage, i.e. smart grids10%

A61BDiagnosis5%

F03DWind motors5%

G01NInvestigating or analysing materials by determining their chemical or physical properties5%

G01RMeasuring electric variables5%

G01SRadio direction-finding5%

G06CDigital computers in which all the computation is effected mechanically5%

PatentTitleYear

9,124,135'System for control of wind power generation storage battery and method of control thereof'2015 8,072,300'Electromagnetic relay'2011 6,571,152'Creation method and apparatus of network configuration for power system'2003 6,181,984'Creation method and apparatus of network configuration for power system'2001 5,829,456'Hair curler'1998 5,699,815'Hair clip'1997 5,122,991'Distance measuring apparatus and method'1992 4,023,276'Diagnostic scale for interpretation of electrocardiogram'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977Based in Takarazuka, JP· patent location history

1992–2003Patents assigned to HITACHI LTD (3)· patent assignee history

1992–2015Based in Hitachi, JP· patent location history

1997–1998Patents assigned to LUCKY CORP CO LTD (2)· patent assignee history

1997–1998Based in Osaka, JP· patent location history

2011–2015Patents assigned to FURUKAWA TOSHIYUKI (2)· patent assignee history

2011Based in Kyoto, JP· patent location history

2015Patents assigned to ABE KEIKO (1)· patent assignee history

2015Patents assigned to HIROSE YOSHIKAZU (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HITACHI LTD	3	1992–2003
FURUKAWA TOSHIYUKIself	2	2011–2015
LUCKY CORP CO LTD	2	1997–1998
ABE KEIKO	1	2015
HIROSE YOSHIKAZU	1	2015

Locations

Location	Patents	Span
Hitachi, JP	4	1992–2015
Osaka, JP	2	1997–1998
Kyoto, JP	1	2011
Takarazuka, JP	1	1977