Inventor
Junya Matsuyama
Inventor
Kyoto, JP
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Kprimary
H02KDynamo-electric machines29%
F04DNon-positive-displacement pumps21%
B23KSoldering or unsoldering14%
C21DModifying the physical structure of ferrous metals7%
G01KMeasuring temperature7%
G01NInvestigating or analysing materials by determining their chemical or physical properties7%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters7%
H05KPrinted circuits7%
PatentTitleYear
11,022,128Axial fan202110,731,658Axial fan202010,615,675Stator unit, motor, and method of manufacturing stator unit202010,608,494Stator unit, motor, and method of manufacturing stator unit202010,468,934Electric machine201910,415,586Axial fan201910,374,544Method for estimating service life of motor, motor control system, blower system, and multicopter system20194,803,340'Covered arc-welding electrode'19894,527,033'Steel pipe welding method'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–1989Patents assigned to KAWASAKI STEEL CO (2)· patent assignee history
1985Based in Yotsukaido, JP· patent location history
1989Based in Chiba, JP· patent location history
2019–2021Patents assigned to NIDEC CORP (7)· patent assignee history
2019–2021Based in Kyoto, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIDEC CORP | 7 | 2019–2021 |
| KAWASAKI STEEL CO | 2 | 1985–1989 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kyoto, JP | 7 | 2019–2021 |
| Chiba, JP | 1 | 1989 |
| Yotsukaido, JP | 1 | 1985 |