Inventor

Shuuhei Tada

Inventor

Tokyo, JP

Overview

2018–2021

Patent span

Mechanical engineering

Primary field (CPC F)

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

F24Fprimary

F24FAir-conditioning25%

F25BRefrigeration machines, plants or systems25%

F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact17%

F28FDetails of heat-exchange and heat-transfer apparatus, of general application17%

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 systems8%

H02PControl or regulation of electric motors, electric generators or dynamo-electric converters8%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2018–2019Patents assigned to JOHNSON CONTROLS HITACHI AIR CONDITIONING TECH HONG KONG LIMITED (2)· patent assignee history

2018–2021Based in Tokyo, JP· patent location history

2019–2021Patents assigned to HITACHI JOHNSON CONTROLS AIR CONDITIONING INC (2)· patent assignee history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HITACHI JOHNSON CONTROLS AIR CONDITIONING INC	2	2019–2021
JOHNSON CONTROLS HITACHI AIR CONDITIONING TECH HONG KONG LIMITED	2	2018–2019

Locations

Location	Patents	Span
Tokyo, JP	3	2018–2021