Inventor
Takuro Okubo
Inventor
Tokyo, JP
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Gprimary
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds12%
C21DModifying the physical structure of ferrous metals12%
C22CAlloys12%
H01FMagnets12%
G02BOptical elements, systems or apparatus8%
H02KDynamo-electric machines8%
B05DProcesses for applying fluent materials to surfaces, in general4%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form4%
B61CLocomotives4%
C03CChemical composition of glasses, glazes or vitreous enamels4%
PatentTitleYear
11,101,713Vehicle motor202111,008,633Non-oriented electrical steel sheet and production method thereof202110,975,451Method for producing non-oriented electrical steel sheet having excellent magnetic properties202110,941,458Non-oriented electrical steel sheet, production method therefor, and motor core202110,556,989End-modified polyamide resin and method for producing same20209,175,133'Polyester with excellent thermostability and manufacturing method therefor'20158,882,280'Optical substrate'20147,572,507'Optical element and moisture-proof coating method thereof'2009Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2009–2014Patents assigned to TOPCON CORP (2)· patent assignee history
2009–2021Based in Tokyo, JP· patent location history
2015–2020Patents assigned to TORAY INDUSTRIES (2)· patent assignee history
2015Patents assigned to MORIMOTO KUNIHIRO (1)· patent assignee history
2015–2020Based in Nagoya, JP· patent location history
2021Patents assigned to JFE STEEL CORP (3)· patent assignee history
2021Patents assigned to MITSUBISHI ELECTRIC CORP (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| JFE STEEL CORP | 3 | 2021 |
| TOPCON CORP | 2 | 2009–2014 |
| TORAY INDUSTRIES | 2 | 2015–2020 |
| MITSUBISHI ELECTRIC CORP | 1 | 2021 |
| MORIMOTO KUNIHIRO | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 6 | 2009–2021 |
| Nagoya, JP | 2 | 2015–2020 |