Inventor
Akihiro Daikoku
Inventor
Tokyo, JP
Overview
Patents· 43 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Kprimary
H02KDynamo-electric machines40%
Y10TTechnical subjects covered by former us classification10%
H01RElectrically-conductive connections9%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters7%
F16CShafts5%
H01JElectric discharge tubes or discharge lamps5%
H05GX-ray technique5%
B62DMotor vehicles2%
F01LCyclically operating valves for machines or engines1%
F02DControlling combustion engines1%
PatentTitleYear
10,819,169Axial gap rotating electrical machine and manufacturing method for the same202010,488,173Electromagnetic actuator201910,468,947Rotary electric machine201910,469,003Rotating electric machine201910,447,096Permanent-magnet-type rotating electrical machine201910,418,929Synchronous machine control device and permanent magnet temperature estimation method for synchronous machine201910,361,603Mechanically and electrically integrated driving apparatus and manufacturing method therefor201910,312,846Pole-number-changing rotary electric machine and driving method for pole-number-changing rotary electric machine201910,211,698Inverter integrated motor apparatus201910,063,123Electric power converting apparatus201810,003,233Mechanically and electrically integrated rotary electric machine20189,966,824Magnetic inductor electric motor and manufacturing method therefor20189,825,495'Rotating electric machine'20179,806,589'Basket-type rotor production method and basket-type rotor'20179,755,560'Multigroup, multiphase driving system and driving method for rotary electric machine'20179,722,465'Stator for rotating electric machine and method for manufacturing stator for rotating electric machine'20179,595,851'Rotary electric machine'20178,601,671'Method of manufacturing permanent-magnet synchronous motor'20138,143,824'Regenerating braking system including synchronous motor with field excitation and control method thereof'20127,856,702'Method for manufacturing an armature for a dynamo-electric machine'20107,466,055'Permanent-magnet synchronous motor'20087,114,236'Method for manufacturing an armature for a dynamo-electric machine having offsetting and overlapping coils'20067,099,090'Optical pickup lens comprising a lens and a lens holder which have marks to easily mount the lens on the lens holder at a predetermined angle in the direction of rotation of the lens, and optical pickup unit comprising the optical pickup lens'20066,844,649'Armature for a dynamo-electric machine having offsetting and overlapping coils'20056,774,525'Dynamo-electric machine'20046,737,778'Pulley driving system'20046,703,751'Dynamo-electric machine'20046,388,354'Motor for an electric power steering assembly'20026,388,355'Motor for an electric power steering assembly'20026,236,137'Commutator motor'20016,225,724'Motor and motor rotor having embedded permanent magnets'20016,218,755'Dynamo-electric machine and method of manufacture therefor'20016,181,046'Dynamo-electric machine with commutator assembly'20016,127,759'Motor for an electric power steering assembly'20006,075,305'Dynamo-electric machine'20006,057,623'Dynamo-electric machine having a hook shaped commutator and equalizer attached thereto'20006,057,626'Commutator for a dynamo-electric machine and method of manufacture therefor'20006,043,581'Dynamo-electric machine and method of manufacture therefor'20005,631,944'Rotary cathode X-ray tube equipment'19975,592,526'Rotary cathode x-ray tube equipment'19975,548,629'Rotary cathode x-ray tube equipment'19965,481,585'Rotary cathode x-ray tube equipment'19964,854,672'Optical system for copier'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989–2006Patents assigned to SHARP KK (2)· patent assignee history
1989Based in Nara, JP· patent location history
1996–2020Patents assigned to MITSUBISHI ELECTRIC CORP (41)· patent assignee history
1996–1997Patents assigned to SHIMADZU CORP (4)· patent assignee history
1996–1997Based in Hyogo, JP· patent location history
2000–2019Based in Tokyo, JP· patent location history
2006Based in Hiroshima, JP· patent location history
2012–2013Patents assigned to DAIKOKU AKIHIRO (2)· patent assignee history
2013Patents assigned to ARITA HIDEAKI (1)· patent assignee history
2017–2020Based in Chiyoda-ku, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI ELECTRIC CORP | 41 | 1996–2020 |
| SHIMADZU CORP | 4 | 1996–1997 |
| DAIKOKU AKIHIROself | 2 | 2012–2013 |
| SHARP KK | 2 | 1989–2006 |
| ARITA HIDEAKI | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 21 | 2000–2019 |
| Chiyoda-ku, JP | 16 | 2017–2020 |
| Hyogo, JP | 4 | 1996–1997 |
| Hiroshima, JP | 1 | 2006 |
| Nara, JP | 1 | 1989 |