Inventor

Norinaga Suzuki

Inventor

Katori, JP

Overview

1994–2021

Patent span

Electricity

Primary field (CPC H)

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

F04Cprimary

F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids18%

H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems18%

B60CVehicle tyres12%

F04BPositive-displacement machines for liquids12%

H05KPrinted circuits12%

B60LPropulsion of electrically-propelled vehicles6%

B66BElevators6%

H02PControl or regulation of electric motors, electric generators or dynamo-electric converters6%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h106%

Y02TClimate change mitigation technologies related to transportation6%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1994–2015Patents assigned to HITACHI LTD (5)· patent assignee history

1994–1995Based in Funabashi, JP· patent location history

1999–2002Patents assigned to HITACHI KEIYO ENG (2)· patent assignee history

1999Based in Sawara, JP· patent location history

2002Based in Sakura, JP· patent location history

2009–2014Patents assigned to HITACHI IND EQUIPMENT SYS (4)· patent assignee history

2009–2015Based in Katori, JP· patent location history

2013–2015Patents assigned to SUZUKI NORINAGA (2)· patent assignee history

2013–2015Patents assigned to TANAKA HIDEHARU (2)· patent assignee history

2021Based in Hiratsuka, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations