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Inventor

Takehiko Ajima

Inventor
Tokyo, JP

Overview

4→
Patents
2004–2019
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 4 as inventor

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

F24Fprimary
F24FAir-conditioning30%
D21HPulp compositions20%
F28FDetails of heat-exchange and heat-transfer apparatus, of general application20%
F16CShafts10%
F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact10%
H02KDynamo-electric machines10%
PatentTitleYear
10,302,136Motor and method for producing the same20199,677,829'Total heat exchanging element paper'20179,513,069'Total heat exchanging element paper'20166,820,681'Heating regeneration type organic rotor member and method for producing the same'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2017Patents assigned to MITSUBISHI PAPER MILLS LTD (3)· patent assignee history
2004–2017Based in Tokyo, JP· patent location history
2017Patents assigned to AJIMA TAKEHIKO (1)· patent assignee history
2017Patents assigned to HARADA JUNJI (1)· patent assignee history
2019Patents assigned to MITSUBISHI ELECTRIC CORP (1)· patent assignee history
2019Patents assigned to MITSUBISHI ELECTRIC HOME APPLIANCE CO LTD (1)· patent assignee history
2019Based in Saitama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUBISHI PAPER MILLS LTD32004–2017
AJIMA TAKEHIKOself12017
HARADA JUNJI12017
MITSUBISHI ELECTRIC CORP12019
MITSUBISHI ELECTRIC HOME APPLIANCE CO LTD12019
Locations
LocationPatentsSpan
Tokyo, JP32004–2017
Saitama, JP12019