Inventor
Tomoko Sugimura
Inventor
Kobe, JP
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C22Cprimary
C22CAlloys33%
C21DModifying the physical structure of ferrous metals26%
C21CProcessing of pig-iron, e.g. refining, manufacture of wrought-iron or steel15%
Y02PClimate change mitigation technologies in the production or processing of goods8%
C01BNon-metallic elements5%
F16FSprings5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
F16CShafts3%
PatentTitleYear
9,725,779'Si-killed steel wire rod and spring'20179,441,695'High cleanliness spring steel and high cleanliness spring excellent in fatigue properties'20169,394,593'Bearing steel material with excellent rolling contact fatigue properties and a bearing part'20169,359,661'Bearing steel material with excellent rolling fatigue property and bearing part'20169,290,822'Si-killed steel wire rod and spring'20169,062,361'Si-killed steel wire rod and spring excellent in fatigue properties'20158,900,381'Spring steel and spring superior in fatigue properties'20148,613,809'High cleanliness spring steel and high cleanliness spring excellent in fatigue properties'20138,187,530'Steel for high-cleanliness spring with excellent fatigue characteristics and high-cleanliness spring'20127,666,350'Low carbon composite free-cutting steel product excellent in roughness of finished surface and method for production thereof'20107,615,099'Method for producing high cleanness steel excellent in fatigue strength or cold workability'20097,608,130'Method for producing high cleanliness steel excellent in fatigue strength or cold workability'20097,429,301'Ultra clean spring steel'2008Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2008–2017Patents assigned to KOBE STEEL LTD (13)· patent assignee history
2008–2017Based in Kobe, JP· patent location history
2012–2016Patents assigned to SUGIMURA TOMOKO (6)· patent assignee history
2012–2016Patents assigned to SAKAMOTO KOICHI (5)· patent assignee history
2012–2014Patents assigned to YOSHIDA ATSUHIKO (3)· patent assignee history
2012–2013Patents assigned to INOUE TAKESHI (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KOBE STEEL LTD | 13 | 2008–2017 |
| SUGIMURA TOMOKOself | 6 | 2012–2016 |
| SAKAMOTO KOICHI | 5 | 2012–2016 |
| YOSHIDA ATSUHIKO | 3 | 2012–2014 |
| INOUE TAKESHI | 2 | 2012–2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kobe, JP | 13 | 2008–2017 |