Inventor

Naohiro Oketani

Inventor

Tokyo, JP

Overview

26→

Patents

2002–2020

Patent span

Electricity

Primary field (CPC H)

Patents· 26 as inventor

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

H02Kprimary

H02KDynamo-electric machines65%

Y10TTechnical subjects covered by former us classification11%

F16CShafts5%

F25BRefrigeration machines, plants or systems5%

A47LDomestic washing or cleaning3%

B60HArrangements of heating, cooling, ventilating or other air-treating devices specially adapted for passenger or goods spaces of vehicles3%

F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids3%

F04DNon-positive-displacement pumps3%

F24FAir-conditioning3%

PatentTitleYear

10,862,357Permanent-magnet-embedded electric motor, blower, and refrigerating air conditioner2020 10,784,751Stator, motor, blower, vacuum cleaner, and method for attaching hall effect sensor2020 10,348,144Permanent-magnet-embedded motor2019 10,302,136Motor and method for producing the same2019 10,135,307Rotor, permanent-magnet-embedded motor, and compressor2018 10,110,077Permanent-magnet-embedded electric motor and compressor2018 10,056,795Embedded-permanent-magnet electric motor2018 9,929,610'Electric motor with embedded permanent magnet, and refrigerating air conditioning equipment equipped with same'2018 9,853,520Molded motor and air-conditioning outdoor unit2017 9,800,105'Permanent magnet embedded motor, compressor, and refrigeration and air conditioning device'2017 9,762,098'Electric motor having embedded permanent magnets'2017 9,762,096'Interior permanent magnet motor'2017 9,702,571'Air conditioner outdoor unit'2017 9,692,264'Rotor of permanent magnet motor having air gaps at permanent magnet end portions'2017 9,667,110'Rotor of permanent magnet motor having air gaps at permanent magnet end portions'2017 9,467,011'Mold stator, electric motor, and air-conditioner outdoor unit'2016 8,093,774'Direct current motor'2012 8,044,545'Direct-current motor'2011 7,728,479'DC-motor'2010 7,234,226'Method for manufacturing iron core for rotating-electric machine'2007 7,049,726'Stator for dynamo-electric machine'2006 6,819,024'Iron core of rotating-electric machine and manufacturing method for the same'2004 6,741,004'Creased armature winding insulator for dynamo-electric machine'2004 6,717,317'Stator for a dynamoelectric machine'2004 6,664,703'Stator for rotary machine and method of manufacturing the stator'2003 6,376,961'Coil assembly of rotating electrical machinery and method for producing the same, and stator of rotating electric machinery using the same coil assembly'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002–2020Based in Tokyo, JP· patent location history

2003–2020Patents assigned to MITSUBISHI ELECTRIC CORP (24)· patent assignee history

2011–2012Based in Chiyoda-ku, JP· patent location history

2012–2017Patents assigned to OKETANI NAOHIRO (5)· patent assignee history

2017Patents assigned to YABE KOJI (4)· patent assignee history

2017Patents assigned to BABA KAZUHIKO (2)· patent assignee history

2019–2020Patents assigned to MITSUBISHI ELECTRIC HOME APPLIANCE CO LTD (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MITSUBISHI ELECTRIC CORP	24	2003–2020
OKETANI NAOHIROself	5	2012–2017
YABE KOJI	4	2017
BABA KAZUHIKO	2	2017
MITSUBISHI ELECTRIC HOME APPLIANCE CO LTD	2	2019–2020

Locations

Location	Patents	Span
Tokyo, JP	24	2002–2020
Chiyoda-ku, JP	2	2011–2012