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Inventor

Takumi Kamiaka

Inventor
Tokyo, JP

Overview

3→
Patents
2018–2021
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 3 as inventor

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

F25Bprimary
F25BRefrigeration machines, plants or systems29%
F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact29%
F28FDetails of heat-exchange and heat-transfer apparatus, of general application29%
F24FAir-conditioning14%
PatentTitleYear
10,907,902Heat exchanger202110,378,782Outdoor unit201910,054,377Air conditioner2018

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2018–2021Patents assigned to HITACHI JOHNSON CONTROLS AIR CONDITIONING INC (3)· patent assignee history
2018Patents assigned to JOHNSON CONTROLS HITACHI AIR CONDITIONING TECH HONG KONG LIMITED (1)· patent assignee history
2018–2021Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI JOHNSON CONTROLS AIR CONDITIONING INC32018–2021
JOHNSON CONTROLS HITACHI AIR CONDITIONING TECH HONG KONG LIMITED12018
Locations
LocationPatentsSpan
Tokyo, JP32018–2021