Flux for electroslag welding and electroslag welding method
US-12558745-B2 · Feb 24, 2026 · US
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Sugimura Tomoko patents
Sugimura Tomoko is listed as an inventor on 22 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Sugimura Tomoko |
| Total patents | 22 |
| First publication | Apr 30, 2015 |
| Latest publication | Feb 24, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Solid wire for electroslag welding, and welding joint
US-11691227-B2 · Jul 4, 2023 · US
Flux for electroslag welding and electroslag welding method
US-2023111990-A1 · Apr 13, 2023 · US
Wire for electroslag welding, flux for electroslag welding and welded joint
US-11577346-B2 · Feb 14, 2023 · US
Solid wire for electroslag welding, and welding joint
US-2021154777-A1 · May 27, 2021 · US
Duplex stainless steel material and duplex stainless steel tube
US-2019292639-A1 · Sep 26, 2019 · US
Wire for electroslag welding, flux for electroslag welding and welded joint
US-2019210166-A1 · Jul 11, 2019 · US
Steel wire for springs having excellent fatigue properties, and spring
US-2018320255-A1 · Nov 8, 2018 · US
Steel material for bearings that has excellent rolling fatigue characteristics, and bearing part
US-2018016653-A1 · Jan 18, 2018 · US
METHOD FOR CONTROLLING Ti CONCENTRATION IN STEEL, AND METHOD FOR PRODUCING SILICON-DEOXIDIZED STEEL
US-2017226602-A1 · Aug 10, 2017 · US
Recent patents
Latest publications not already listed above.
Si-killed steel wire rod and spring
US-9725779-B2 · Aug 8, 2017 · US
Steel wire for springs having excellent fatigue properties, and spring
US-2016348221-A1 · Dec 1, 2016 · US
High cleanliness spring steel and high cleanliness spring excellent in fatigue properties
US-9441695-B2 · Sep 13, 2016 · US
Bearing steel material with excellent rolling contact fatigue properties and a bearing part
US-9394593-B2 · Jul 19, 2016 · US
Bearing steel material with excellent rolling fatigue property and bearing part
US-2016201173-A1 · Jul 14, 2016 · US
Bearing steel material with excellent rolling fatigue property and bearing part
US-9359661-B2 · Jun 7, 2016 · US
Si-killed steel wire rod and spring
US-2016130674-A1 · May 12, 2016 · US
Si-killed steel wire rod and spring
US-9290822-B2 · Mar 22, 2016 · US
Si-killed steel wire rod having excellent fatigue properties, and spring using same
US-2015369322-A1 · Dec 24, 2015 · US
Si-killed steel wire rod and spring excellent in fatigue properties
US-9062361-B2 · Jun 23, 2015 · US
Bearing steel material with excellent rolling fatigue property and bearing part
US-2015147223-A1 · May 28, 2015 · US
High cleanliness spring steel and high cleanliness spring excellent in fatigue properties
US-2015118097-A1 · Apr 30, 2015 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Kobe Steel Ltd | 22 |
| Sugimura Tomoko | 3 |
| Sakamoto Koichi | 2 |
| Kaizuka Masaki | 1 |
| Nagahama Mutsuhisa | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C22C38/002 | 19 |
| C22C38/06 | 19 |
| C22C38/02 | 18 |
| C22C38/04 | 17 |
| C22C38/46 | 11 |