Inventor

Masayuki Sugioka

Inventor

Akashi, JP

Overview

1992–2020

Patent span

Electricity

Primary field (CPC H)

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

H04Lprimary

H04LTransmission of digital information, e.g. telegraphic communication24%

G06FElectric digital data processing18%

F24DDomestic- or space-heating systems, e.g. central heating systems12%

F24HFluid heaters, e.g. water or air heaters, having heat-generating means, e.g. heat pumps, in general12%

H04MTelephonic communication12%

H04QSelecting12%

H04WWireless communication networks6%

Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications6%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1992Patents assigned to HITACHI COMPUTER ENG (1)· patent assignee history

1992Patents assigned to HITACHI ELECTRONIC SERVICES CO (1)· patent assignee history

1992Patents assigned to HITACHI LTD (1)· patent assignee history

1992Based in Hadano, JP· patent location history

2019–2020Patents assigned to NORITZ CORP (4)· patent assignee history

2019–2020Based in Akashi, JP· patent location history

2019Based in Hyogo, JP· patent location history

2020Based in Kusatsu, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NORITZ CORP	4	2019–2020
HITACHI COMPUTER ENG	1	1992
HITACHI ELECTRONIC SERVICES CO	1	1992
HITACHI LTD	1	1992

Locations